This is topic Fast-acting poison (old topic revisited) in forum Open Discussions About Writing at Hatrack River Writers Workshop.


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Posted by MaryRobinette (Member # 1680) on :
 
I suspect that I know who will answer this question....

I need a fast-acting (close to instant) ingested poison available in Europe or Australia in the mid-1880's. Failing that I have to have a protracted dinner scene or invent some rare thing from the Outback.

I've been researching till my eyes cross, and I know that some of our members are a vast treasure house of trivia.
 


Posted by TheoPhileo (Member # 1914) on :
 
Iocane powder. It is tasteless, odorless, dissolves instantly in liquid, and is among the more deadly poisons known to man.

Aaaactually I have no clue...

[This message has been edited by TheoPhileo (edited July 17, 2004).]
 


Posted by JBShearer (Member # 9434) on :
 
The two fastest acting poisons in the world:

1. Curare- a preparation made from the toxic skin of the Poison Dart Frogs by natives of America. It's preparation was observed by Sir Walter Raleigh and several others around 1807 and earlier. The problem is, it doesn't work ingested, though it takes only a small amount. I'd say that a small amount applied to a small barb/hook hidden in food would work adequately to inject the poison. Physical effects would be immediate, but actual death wouldn't take place for about 9 minutes. (death by asphixiation)

2. Tobacco (nicotine) Tabacco leaves can be soaked in the sun for several days, then the concoction is allowed to evaporate, leaving a thick black tar. The tar tastes VERY strong, but it only takes a small amount, preferably in coffee (to cover up the taste). The victim would become very hot, very stimulated, pass out very quickly, and die (most likely of heart failure) in as little as 1 minute. I say that its a little slower than curare because a person with a strong constitution might actually take 10 or 15 minutes to be "legally dead". A frail old woman or child would take only moments.

As with any poison, the amount ingested would largely affect how quickly the poison set in. Either of THESE poisons would DEBILITATE almost instantly, but wouldn't kill for several minutes. They were known, but rarely used (or hard to obtain, in the case of curare).
 


Posted by JBShearer (Member # 9434) on :
 
A little side note on the particular deaths.

Curare- The victim would die of asphixiation, completely conscious until the end, with there heart continuing to beat for a short time after they were dead.

Tobacco- The victim would die of heart failure, but would fall unconscious in a swoon nearly instantly, and breakout in a hot sweat.
 


Posted by TruHero (Member # 1766) on :
 
Sea snake Venom? I don't know if it would work by ingesting or not. They are much more poisonous than land snakes. Of course your character would have to catch one and milk it, or get it to bite the victim. But they are prevalent in Austalia. It can take as little as 5 minutes for it to take effect. In the timeframe that you are talking about, there would be no anti-toxin. It is still tricky today to heal someone who has been bitten.
 
Posted by MaryRobinette (Member # 1680) on :
 
These are both very good. (don't I wish Iochaine powder were a viable solution...) The method of delivery is a glass of champagne. The glass itself is the vehicle for the poison. Honest, it really needs to be that way. I can make one up if I have to, but I am hoping that there is an existing poison that would work.

The story that this goes with is in Fragments and Feeback now, if you're curious.
 


Posted by babylonfreek (Member # 2097) on :
 
How about cyanide? Nearly undetectable, uless you are 1 in 1000 people who can smell it. It's supposed to smell like...

Oops, blanked out. It's not mint. Or is it. Anyhow, that works by injestion. No idea what the symptoms are.
 


Posted by babylonfreek (Member # 2097) on :
 
Almonds. Smells like almonds. Socrates used it to commit suicide.

Damn, blanked out again (it's way too late at night sorry) Socrates?

It's one of 'em Greek dudes y'all

Ok, now I KNOW it's time for bed
 


Posted by Pyre Dynasty (Member # 1947) on :
 
Austrailia has the highest population of deadly poisonus spiders. You might be able to use that. (Also the spleen of a polar bear has a fatal does of Vitamin-A in it. Not helpful but good to know.)
 
Posted by Silver6 (Member # 1415) on :
 
Cyanide would be my bet as well. You ingest it. Death by asphyxiation, if I remember correctly. Face turning blue, lips purple, eyes revulsing, etc. Pretty fast acting. The effects are almost immediate, and death occurs within minutes.
And it does have a smell of bitter almonds(it is, however, tasteless, and you wouldn't feel it in a glass of champagne). Also, it was a favourite of victorian authors (including Conan Doyle), so it would fit your story.
And, incidentally, Socrates committed suicide with hemlock, which is not fast acting - it paralyses the muscles starting from the extremities towards the heart, and it's a painful and slow death (death by asphyxiation as well, I reckon - when your lungs stop working).

[This message has been edited by Silver6 (edited July 17, 2004).]
 


Posted by punahougirl84 (Member # 1731) on :
 
Oh my, Pyre Dynasty, I'm almost afraid to ask HOW you know about the fatal dose of Vitamin A in polar bear spleens... but I am curious what research led you to that!

I don't know too much about this, but maybe:

hemlock
belladonna/deadly nightshade
oleander

Not sure about preparation or timing, and suspect that you have already checked but thought I'd throw them in. I'm sure what you decide to use can be intensified (extra-strength) through preparation to make it fast-acting.

Not sure if they did champagne and kir in those days, but that might be a way to disguise a poison - a berry-based poison.

Found this:

http://www.ngia.com.au/np/pdf/2001No14.pdf

when I searched on "poison ingest victorian" just for fun. Oh yeah, what about arsenic? Any way to make a small dose fatal, other than just turning you pale?

Sounds like you'll enjoy writing this!

Lee

[This message has been edited by punahougirl84 (edited July 17, 2004).]
 


Posted by Monolith (Member # 2034) on :
 
Mary, I found this:

Atropine
Found in the belladonna plant. Very poisonous, though not as much so as aconite. Can be absorbed through the skin as well as ingested. Symptoms: Dry mouth and tongue. Difficultly swallowing. Flushed skin leading to rash on upper body. Headache leading to giddiness, hallucination, delirium. Breathing and pulse fast. Dilation of pupils is most distinctive feature - eyes look almost black. Later, signs of paralysis, then coma and death.

Cocaine
Not often used in murder. An overdose overstimulates the eart fatally.

Colchicine
Pale yellow crystals from meadow saffron. Kills in small doses. Fatal within 7 to 36 hours. Death is by paralysis of repiratory system.

Coniine
Oily liquid from hemlock. Not painful to die from it, but progressively paralyses the body until in the end heart or lungs fail. No post-mortem signs except of asphyxia.

Gelsemium
Seldom used. Symptoms are muscular weakness with slow pulse, dilated pupils. Death from respiratory failure.

Nicotine
Liquid at room temperature (the only alkaloid, along with coniine, which has this property). Yellowish oil, discolouring to dark brown in light. Poisoning usually done with insecticide, as this is where nicotine is used (only a tiny amount in cigarettes) Absorbed in skin or drunk.
Symptoms: Burning sensation in mouth. Vomiting and diarrhoea. Mental confusion and dizziness. Convulsions then death vy paralysis of respiratory system. Death is within minutes - only cyanide is quicker.

Opium and Morphine
Raw opium very seldom used as a poison as acts slowly and has a strong smell. Morphine is a white crystalline substance extracted from opium. Used as analgesic, but overdose can be fatal. Fatal dose varies but usually about 5 grams. Symptoms start within minutes. Drowsiness. Nausea. Face swollen and coloured. Patient feels cold. Cyanosis (greyness of extremities) Eyes dilate to pinpoints that don't react to light and dark (this is the most distinctive symptom). Breathing slow and noisy. Pulse slow and weak. Death is by respiratory failure.

Physostigmine
Used by some tribes as an "ordeal" poison. Causes excitement and hallucination. Overdose causes vomiting. Severe overdose interferes with heart and causes death.

Scopolamine (Hyposcine)
Naturally occurring in several plants including belladonna and henbane. Can be administered internally as well as externally. Tiny amounts can be used to treat anxiety or motion sickness. Larger doses break down ability to make reasoned judgements, so has been used as a "Truth Drug" Even larger doses cause hallucinations and floating sensation. Death is when the heart is affected.

Strychnine
Derived from a berry. Colourless solution with a very bitter taste, noticeable even in very weak solutions. Very powerful. 100 milligrams is always fatal, though much smaller doses have killed within 20 minutes.
Symptoms: Symptoms come on within 2 or 3 hours - sometimes much faster - but them proceed rapidly. Restlessless. Feeling of suffocation. Face muscles contract and victim looks as if they're grinning. This is followed by very violent and distorting contractions, followed by a period of rest, then an attack of even more violent contractions. Patient is conscious but in agony, unable to speak because of lockjaw. Pulse is incredibly high. Death is during a convulsion, from paralysis of respiratory system. Sometimes confused with tetanus or epilepsy (though different from epilepsy as person is conscious throughout.)


--------------------------------------------------------------------------------

Cantharidin
Spanish fly. When crushed and rubbed on skin, causes blisters. Taken orally, a small dose results in kidney damage. Larger doses inflame mouth, throat and stomach. Vomit and urine contain blood. Headache, delirium, convulsions, leading to death.


 


Posted by Kolona (Member # 1438) on :
 
I'm kind of partial to accidently eating a polar bear spleen. Very elegant.
 
Posted by MaryRobinette (Member # 1680) on :
 
Dang, you guys know some great ways to kill somebody. Should I worry? Polar bear foi gras anyone? (okay, that's the liver, but who cooks with the spleen)

Thanks for the link punahougirl, good stuff there. Angel Flower is particuarly appealing because of the irony of the name.

Arsenic is what's in the story right now, but it wasn't fast-acting enough for the scene I had in mind. The symptoms of Strychnine are tempting because I like the idea of them grinning at the head table, dying in front of everyone. If I can figure out a way to mask the bitter taste...


 


Posted by JBShearer (Member # 9434) on :
 
Maybe you don't need to hide the bitter taste. A champagne toast and a particularly lethal dose would work. A large amount of tobacco poison touching the tongue for only a brief instant would cause poisoning. And the effects would be instantaneous (not the death necessarily, but the effects).

Even if the character spit it out, it'd work. Or if they just grimaced from the taste of bad champagne. . . .
 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Did they know about fugu in the 1880s? (Japanese roulette--eat an improperly prepared fugu (blowfish) and die very quickly.)

I don't know if this would help, but from what I understand about it, champagne would be suitable as a trigger: nitrobenzene is a poison that used to be found in shoe polish the fumes of which could enter the skin and cause death, especially if the victim had alcohol in his/her system.

There's a story about a young man going to someone to buy a love potion that would make the young lady fall passionately and desperately in love with him. The vender kept asking him if he would also be interested in an indetectable poison, but the young man insisted he was just interested in making this girl absolutely obsessed with him and him alone.

So the vender sold him the love potion, all the while describing the virtues of his indetectable poison, even though the young man was not at all interested. When the young man left the shop, the vender told him, "See you later."

And he did.
 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Oh, and about the polar bear livers.

There was an expedition (to find the North Pole, if I remember correctly) in which every man died because they were stranded, had used up their supplies, and tried to survive on the polar bear(s) they killed.

The high vitamin A levels in polar bear livers killed them off.
 


Posted by rickfisher (Member # 1214) on :
 
I vote for cyanide. Interestingly, it kills by cellular asphyxiation. So it's not like suffocation, which has to be maintained until all the oxygen in the blood stream has been used up. Even though there's plenty of oxygen in the bloodstream, it can't get into the cells. Death occurs in seconds.
 
Posted by Monolith (Member # 2034) on :
 
What about the funnel-web spider?

No antivenin back in the 1880's. Lethal.

The males are the ones that do most of the biting and are more toxic than the females.

http://arachnophiliac.co.uk/burrow/tenmostvenomous.htm

Here's a site for you to check as well.

-Bryan-

[This message has been edited by Monolith (edited July 18, 2004).]
 


Posted by cvgurau (Member # 1345) on :
 
I'm going to reiterate MaryRobinette: You guys sure know a lot of ways to kill people.
 
Posted by MaryRobinette (Member # 1680) on :
 
Okay- I just posted the death scene in Fragments and Feedback. Which poison is it?
 
Posted by shadowynd (Member # 2077) on :
 
I had never heard of nitrobenzene so looked it up. Here's a web page on it:

http://www.jtbaker.com/msds/englishhtml/n4530.htm
 


Posted by shadowynd (Member # 2077) on :
 
Fugu was definitely enjoyed in the 1800's, and well before, at least in Japan. A character that had visited Japan could easily have known about Fugu.

Here's a quote from one website (http://www.destroy-all-monsters.com/fugu.shtml):

quote:
During the Meiji period, fugu was prohibited in many areas of Japan. The Tokugawa shogunate completely banned blowfish consumption, but by the mid-1800's it had returned as the government's power over the people waned.

 
Posted by djvdakota (Member # 2002) on :
 
Look into foxglove--the origin of digitalis. Considering how fast digitalis acts in heart patients, I wonder if a fatal dose would give you the fast-acting effect you want. And foxglove is a plant that would probably have been cultivated in Australia by that time in history. I don't know much more about it--tastelessness, flavors, etc. But it is considered one of the more deadly therapeutic herbs. Holy irony!

Also, concerning poisonous critters in Australia, Australia is home to eight of the ten deadliest snakes in the world.
 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Susan, thanks for the links for nitrobenzene and fugu. Very interesting.
 
Posted by shadowynd (Member # 2077) on :
 
It really has been fun researching this topic, morbid though that sounds! Here's another neat site for future reference, for writing only, of course!!

http://www.spaink.net/suicide/suicide_poison_natural.html

[This message has been edited by shadowynd (edited July 18, 2004).]
 


Posted by shadowynd (Member # 2077) on :
 
Somewhat off topic, but at least tenuously related, is another interesting website to squirrel away. This came from a reading of Mary Robinette's story, and running across the word "mulignane", with which I was unfamiliar. An internet search yielded a veritable treasure trove for future writing reference, this site:

http://en.wikipedia.org/wiki/List_of_ethnic_slurs
 


Posted by MaryRobinette (Member # 1680) on :
 
I can't believe I'm hooked on researching poisons... Anyway, this guy's site goes into interesting details of poisons and he does it in a narrative form.

http://members.tripod.com/~Prof_Anil_Aggrawal/poiso026.html
 


Posted by mikemunsil (Member # 2109) on :
 
this site might be useful

http://www.ansci.cornell.edu/plants/toxicagents/toxagent.html
 


Posted by mikemunsil (Member # 2109) on :
 
MaryRobinette

>>I need a fast-acting (close to instant) ingested poison available in Europe or Australia in the mid-1880's. Failing that I have to have a protracted dinner scene or invent some rare thing from the Outback.<<

Does it have to be the poison that does the killing? Why not a poison that immediately causes hallucinations that result in the character doing something spectacularly stupid and deadly? (such as eating a polar bear pancreas, or gizzard or whatever that body part was) Such as trying to demonstrate that facial rouge protects against gunshots?
 


Posted by Phanto (Member # 1619) on :
 
Ummmm...? But it does protect against gun shots. *is confused*
 
Posted by mikemunsil (Member # 2109) on :
 
LOL

So does Desenex, but most people just don't believe in it... they keep putting it on their feet!!

What clowns.
 


Posted by Eric Sherman (Member # 2007) on :
 
Isn't Potassium fatal in large amounts?
 
Posted by Lorien (Member # 2037) on :
 
As far as I know, atropine is only fatal if mixed with something, for example opium. It is virtually undetectable in this sense and was a popular assasination tool in the middle ages. It is also makes you hallucinate if you smoke it (no I have not tried, but you can and belladonna isn't illegal, so...BUT you DIDN'T hear this from me). Atropine is actually used in patients after they have had heart surgery. And belladonna extracts (ie. atropine) really calm the stomach if someone can't stop vomiting.

I'm loving this discussion.
 


Posted by MaryRobinette (Member # 1680) on :
 
ha-HA! I've got it! It's perfect. I just rewrote my poison scene and I love my poison of choice.

Want to know?

Glass blowers use arsenic to create an opalescent sheen in glass. If you combine arsenic with any number of things, some of which are found in champagne, you get arsine gas. And alcohol can leach the arsenic from the glass. Even a tiny dose is fatal.
 


Posted by rickfisher (Member # 1214) on :
 
But then, why don't the other people die too?
 
Posted by Jules (Member # 1658) on :
 
quote:
Isn't Potassium fatal in large amounts?

Everything's fatal in large amounts. But I can't find an LD50 for potassium listed in any of my usual sources, so I don't know exactly how much you'd need to take before it was poisonous. I'd expect that more than about 10 grams at a time would be risky.


 


Posted by mikemunsil (Member # 2109) on :
 
If the character REALLY liked salt, and if they each had individual salt cellars at their plates, then you could replace regular salt (sodium chloride) with Sylvite (potassium chloride) extracted and concentrated from sea salt. That would fit the level of technology, no?

Potassium chloride (KCl) is a metal halide
which is used in medicine, scientific applications, food processing and in judicial execution through lethal injection

It occurs naturally as the mineral
sylvite and in combination with sodium chloride as sylvinite.

Orally it is toxic, but the LD50 is around 2500 mg/kg. Intravenously this is reduced to just over 100 mg/kg but of more concern are its severe effects on cardiac muscles; high doses can cause cardiac arrest and rapid death.

[This message has been edited by mikemunsil (edited July 21, 2004).]

[This message has been edited by mikemunsil (edited July 21, 2004).]
 


Posted by MaryRobinette (Member # 1680) on :
 
That's a good question, Mr. Fisher. Arsine gas is fatal in tiny amounts but not in the amounts that would dissipate away from a champagne flute. Wine glasses and flutes, are designed to concentrate the aromas, which is why.... crap. Which is why the old flat champagne glass went out of style. Shoot. They wouldn't be using flutes.

There are disadvantages to having a husband in the wine industry. This is a piece of fashion inforation that I would be just as happy not knowing right now.
 


Posted by Alias (Member # 1645) on :
 
exotic snake venom
 
Posted by cgamble (Member # 2009) on :
 
Just saw this one -- in case it was missed

Cyanogen is a very deadly poison, a grain of its potassium salt touched to the tongue being sufficient to cause instant death," The New York Times reported on Feb. 8, 1910. If Earth were to pass through Halley's tail, an astronomer predicted, "the cyanogen gas would impregnate the atmosphere and possibly snuff out all life on the planet.
 


Posted by MaryRobinette (Member # 1680) on :
 
Now that sounds like Iocain powder.
 
Posted by Scott R (Member # 1353) on :
 
The coral snake is found in Australia.

It is (I think) the world's most venemous snake.
 


Posted by mikemunsil (Member # 2109) on :
 
The coral snake, although extremely venemous, must chew to inject enough venom to kill, which takes a while. They aren't easily milked for their venom either. And, no, I never tried, but I knew someone who did that kind of thing for a living.
 
Posted by bladeofwords (Member # 2132) on :
 
I vote cyanide. Tasteless, odorless, readily available (comparably speaking), and unusually fast acting. There are very few poisons that work in just a few minutes. People usually don't want someone to die from poisoning while they are still around, wouldn't it just be easier to shoot them? Your chances of getting away are about as good. I'm gonna go find that death scene in the fragments page.

Jon
 


Posted by Survivor (Member # 213) on :
 
Cyanogen is simply a gas derived from cyanide (or the chemical radical shared by all cyanides).

Cyanide isn't tasteless or odorless (though a significant fraction of the population can't smell the gas), but it is a pretty darn good poison.

And a good point on slow acting poisons. It really would be a lot better to kill somebody with a slow poison than a fast one. Many substances fit this bill, too.
 


Posted by MaryRobinette (Member # 1680) on :
 
I did move to arsine gas and a three-day death. I decided my criminal wasn't that foolish.
 
Posted by Inkwell (Member # 1944) on :
 
This is probably far more than you ever wanted to know, but I guess I should post it anyway...

There is a poisonous Australian frog, commonly called the Southern Corroboree Frog (its scientific designation is Pseudophryne corroboree), that manufactures its own alkaloid toxin by eating specific insects and secretes said substance from glands in the skin. This particular class of alkaloid has been labeled ‘pseudophrynamine’ after the frog’s genus. The pseudophrynamines were recently found to be efficient blockers of nicotinic receptors (biological components involved in neurological function). This and similar toxins are some of the most powerful cardiotoxins known to man. The venom is neurotoxic as well as myotoxic, and is curare-like in effect, causing irreversible blockage of neuromuscular signal transmission.

Alkaloids, complex organic compounds of nitrogen, have many forms, including strychnine, morphine, quinine, cocaine, and nicotine. Apparently, many alkaloids also come from plants.

This excerpt from the Australian Department of the Environment and Heritage details the frog’s habitat (which might come in handy if you need to write a scene where the toxin is ‘harvested’):

quote:
The nationally endangered Southern Corroboree Frog has an extremely limited distribution, restricted to sub-alpine areas in the Australian Capital Territory and Kosciuszko National Park in the south of New South Wales. The species is only found at high altitudes within an area of about 400 square kilometres. The Southern Corroboree Frog uses two distinct types of habitat during its lifecycle: pools, wet tussock grass and wet heath for breeding; and forest, sub-alpine woodland and tall heath next to the breeding areas during other times of the year.

Females only breed once a year, and the tadpoles are slow growing, spending over six months in shallow pools. Its restricted habitat and specialised breeding pattern makes this species extremely vulnerable to disturbance.


Bear in mind that this is current habitat information. I’m not sure how much (if any) change has occurred since the late 19th century. I would hazard a guess that this particular type of frog was far more plentiful in the 1880s...before modern pollution and encroachment of habitat (as well as other currently unknown causes) pointed this species toward the trail of critical endangerment, where it finds itself today.

Another viable (and more clinically specific) alternative to using frog venom would be this:

quote:
From http://www.famie.com/australia/mostunusual_mostdangerous.htm (a site which describes some of Australia’s most dangerous animals)

The Blue-Ringed Octopus is another one of the smaller, but more deadly marine animals that inhabit the coastal waters around Australia. The blue-ringed octopus is normally light in color, with dark brown bands over its eight arms and body, with blue circles superimposed on these dark brown bands. When the octopus is disturbed or taken out of the water, the colors darken and the rings turn a brilliant electric-blue color, and it is this color change that gives the animal its name. The blue-ringed octopus secretes a very deadly poison, either by biting with its parrot-like beak, or by squirting the poison into the water surrounding it.

The direct bite from the blue-ringed octopus is usually painless, but the deadly effects of the poison will be noticed immediately. The poison apparently interferes with the body's nervous system. The victim will immediately experience numbness of the mouth and tongue, blurring of vision, loss of touch, difficulty with speech and swallowing, and paralysis of the legs and nausea. If the victim does not receive medical treatment immediately, full paralysis may occur within minutes, followed by unconsciousness and death due to heart failure and lack of oxygen. There is no antivenom for the poison from a blue-ringed octopus. It is usually necessary to perform continuous CPR on a victim until the effects of the venom have subsided. This may take several hours, but it may mean the difference between life or death for the victim.


Hope some of this helps (if you don’t go cross-eyed reading it all!)


Inkwell
------------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous
 


Posted by mikemunsil (Member # 2109) on :
 
This was the thread that really made me join Hatrack, and since there are a few new people around, I thought they might enjoy it.

Also, check this out:

quote:
Suicide tree' toxin is 'perfect' murder weapon

15:56 26 November 04

Exclusive from New Scientist Print Edition. Subscribe and get 4 free issues.

A plant dubbed the suicide tree kills many more people in Indian communities than was previously thought. The warning comes from forensic toxicologists in India and France who have conducted a review of deaths caused by plant-derived poisons.

Cerbera odollam, which grows across India and south-east Asia, is used by more people to commit suicide than any other plant, the toxicologists say. But they also warn that doctors, pathologists and coroners are failing to detect how often it is used to murder people.

A team led by Yvan Gaillard of the Laboratory of Analytical Toxicology in La Voulte-sur-Rhône, France, documented more than 500 cases of fatal Cerbera poisoning between 1989 and 1999 in the south-west Indian state of Kerala alone. Half of Kerala’s plant poisoning deaths, and one in 10 of all fatal poisonings, are put down to Cerbera.

But the true number of deaths due to Cerbera poisoning in Kerala could be twice that, the team estimates, as poisonings are difficult to identify by conventional means.


Unnoticed homicides

Using high-performance liquid chromatography coupled with mass spectrometry to examine autopsy tissues for traces of the plant, the team uncovered a number of homicides that would otherwise have gone unnoticed. This also suggests that some cases put down to suicide may actually have been murders, they say.

Although the kernels of the tree have a bitter taste, this can be disguised if they are crushed and mixed with spicy food. They contain a potent heart toxin called cerberin, similar in structure to digoxin, found in the foxglove.

Digoxin kills by blocking calcium ion channels in heart muscles, which disrupts the heartbeat. But while foxglove poisoning is well known to western toxicologists, Gaillard says pathologists would not be able to identify Cerbera poisoning unless there is evidence the victim had eaten the plant. “It is the perfect murder,” he says.

Three-quarters of Cerbera victims are women. The team says that this may mean the plant is being used to kill young wives who do not meet the exacting standards of some Indian families. It is also likely that many cases of homicide using the plant go unnoticed in countries where it does not grow naturally.

Journal reference: Journal of Ethnopharmacology (vol 95, p 123)



 
Posted by rickfisher (Member # 1214) on :
 
Cool! Where do I get some?
 
Posted by QuantumLogic (Member # 2153) on :
 
Try India.
 
Posted by rickfisher (Member # 1214) on :
 
Thanks, QL. When I get some of it, remind me to send you some of my home-made nachos.
 
Posted by hoptoad (Member # 2145) on :
 
Pituri, was an Australian Aboriginal drug that had to be made from a certain type of shrub that grew in a certain area. If it was made from a plant in a different place it was too strong and would kill you. It was known about in the 1880. It think it was some form of nicotine.

Another one was a seed, and I will have to go home and find the reference, but it was swallowed whole to induce an abortion. However, if you picked the wrong one or the outer covering of the seed was damaged and dissolved too quickly in your stomach you were a goner. They say between 30 - 50 percent of those who took the seed died as a result. It was quick, but I will find you the reference. They also used it as a decoration for ceremonial clubs and spears etc. It is red and black and shiny and very pretty, We used to have it growing at my school.


 


Posted by mikemunsil (Member # 2109) on :
 
quote:
We used to have it growing at my school.

Just out of sheer curiosity, how did the teachers fare? Ran through a lot of them, did you?
 


Posted by Snowman (Member # 2204) on :
 
Tetrodotoxin is the poison from puffer fishs. It blocks volted gated sodium channels. End result is basically you can't generate action potentials - your nerves don't work.

So your brain can't tell your muscles to work, your heart to beat, your lungs to breathe...etc
 


Posted by Kickle (Member # 1934) on :
 
I came back to read this thread because I was looking to see if there was any info on arsenic. As it happens I am writing a story about a glassblower and I was wondering, Mary, if you found any information specifically about glassblowing and arsenic poisoning? Sorry, not just Mary, anyones help would be welcome.

[This message has been edited by Kickle (edited May 13, 2005).]
 


Posted by Survivor (Member # 213) on :
 
Hah, her story was totally about a glassblower who used a cyanide process to make the glass poisonous (and pretty). Then she changed it to an arsenic based poison.
 
Posted by Kickle (Member # 1934) on :
 
Thanks, I'll have to email her. This is an example of same poison, same job, same sex, but totally different stories.
By same sex I'm referring to the gender, wouldn't want any confusion.

[This message has been edited by Kickle (edited May 13, 2005).]
 


Posted by MaryRobinette (Member # 1680) on :
 
This is not specific to glassblowing, but it does pertain to arsine gas.

http://members.tripod.com/~Prof_Anil_Aggrawal/poiso026.html

The thing about arsenic and glass is that arsenic is used to create a opalescent finish. It's actually mixed in with the glass, rather than being a layer of pigment.
 


Posted by Kickle (Member # 1934) on :
 
Guilty of being a lazy reader. I looked at that link last night, but skimmed the beginning to get to the poison, and missed the symptoms. The first couple of paragraphs gives me all that I need. Thanks so much.
 
Posted by JBSkaggs (Member # 2265) on :
 
If the character was not a doctor or someother well informed person of the 1800's then the poison coices would be greatly limited. Most likely poisonous mushrooms in food, arsinic available at that time at most general stores as means to put down animals (rats, stray cats and dogs, etc) and rarely cyanide. Of course ground apricot pits was an easy source of poison and readily availbale and common knowledge.

One common form of poisoning then was not really poisoning but feeding contaminated foods such as eggs left in the sun, blood smeared on utensils and dishes, diseased animal parts mixed in with food and most vile mixing in sewage, wound drainage, or corpse meat. The practice of harvesting corpses for nefarious purposes was a problem worldwide and still is in some countries. In the USA Mississippi and Lousianna still have many cases of grave tampering. Death by what would be intentional food posioning would be very hard to prove and may take some time to achieve death. Although botulism was much more deadly in those days before we had readily designed medical treatments which are for the most part successful. Then one had to obtain a doctor to come by the house. if your poisoner was the same person who would get the doctor- oh well the victim was most likely doomed.

Another very common practice was placing glass, fibres, pieces of metal etc. There is a method today that is very quick. For example something that seems so harmless: Dietary fibre supplement powders mixed incorrectly (too little water) can choke one to death rather quickly. The mix when not accompanied by sufficent fluids swells rapidly filling the throat and part of sinuses blocking the airway- thus suffocating the victim. Which is why you never leave that stuff anywhere near children!


just some thoughts.

JB Skaggs


 


Posted by HSO (Member # 2056) on :
 
quote:
Dietary fibre supplement powders mixed incorrectly (too little water) can choke one to death rather quickly. The mix when not accompanied by sufficent fluids swells rapidly filling the throat and part of sinuses blocking the airway- thus suffocating the victim. Which is why you never leave that stuff anywhere near children!

Yikes! I suppose this in an instance where having a diet with plenty of natural fibre would be ideal, thus eliminating the need for supplements. "Pass the prunes, love!"
 


Posted by Survivor (Member # 213) on :
 
This is why I eschew poison as a method of choice.
 
Posted by Calfin (Member # 2609) on :
 
Whoever suggested tobacco, thank you!

I also want to kill a character and I'm wondering if anyone knows how much tobacco is fatal(both by smoke inhalation and skin or mucous membrane absorption)in less than fifteen minutes.


Good luck, y'all with your writing!

[This message has been edited by Calfin (edited October 15, 2006).]
 


Posted by MaryRobinette (Member # 1680) on :
 
I just learned a new poison. Air! If you inject someone, putting a bubble of air in their veins, they will die of embolism or stroke.
 
Posted by Calfin (Member # 2609) on :
 
I <think> you need at least 150ml of air, though. Otherwise the bubbles just break down and get absorbed.
 
Posted by JBSkaggs (Member # 2265) on :
 
yeah it takes a lot of air. I used to have a terror of injections and had to have a doctor explain it all to me.

Salt is a hard to trace poison too.

In Southaven, MS a little known story of a male nurse injecting Puss into a patient happened around 1994. It may have been urban fantasy but I was told by a surgical nurse at the hospital there that they had nurse doing that and had him arrested.

 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Calfin, have you done a websearch on the terms "nicotine poisoning" specifically?

I just tried that in Google and found what looks like a nice list of sites including ones like this:

http://www.oklahomapoison.org/prevention/nicotine.asp
 


Posted by Calfin (Member # 2609) on :
 
Yeah, I did a lot more searching after I posted the message. Problem solved, but I'll check out your site anyway, Kathleen. The more info the better. Thanks!
 
Posted by MaryRobinette (Member # 1680) on :
 
*bump*
 
Posted by Varishta (Member # 2789) on :
 
Thanks for bumping this up -- very useful
 
Posted by Mudbrain (Member # 2929) on :
 
Aconite, aka: Monkshood and Wolves Bane

 
Posted by Inkwell (Member # 1944) on :
 
Ya know what really scares me in this particular topic? Nanopoisons. Yep, you heard me right. Why does the poison have to be a chemical or natural (organic) substance? It might be possible to create nanodevices capable of killing an individual at a preset time, giving the appearance of a natural death (like a heart attack or stroke). Protection against such a 'poison' would be nearly impossible. And think of all the ways one could deliver a 'smart' substance.

Just a (scary) thought.


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous
 


Posted by Elan (Member # 2442) on :
 
I just love how this thread resurfaces on such a regular basis.

I ran across this link not too long ago. Not entirely about poisons, but a lot of really obscure and useful native and aboriginal herbal treatments.

Ethnobotanical and Native Herbal Treatments
http://www.siu.edu/~ebl/
 


Posted by Survivor (Member # 213) on :
 
Nano"poison"s would be difficult to engineer, so it would be fairly easy to check for them in most cases. Protection would be costly and rather silly, like wearing full combat armor all the time.

The really scary thing...um, I don't know.
 


Posted by Elan (Member # 2442) on :
 
I had to ressurrect this thread to announce:
Death by Chocolate. Article on CNN.com

quote:
The book, "Striking Back," ... author Aaron Klein describes how Israel tracked down Wadia Haddad, an operative of the Popular Front for the Liberation of Palestine, in Baghdad. ...In Baghdad of 1977, luxuries like fine chocolates were rare. Through a Palestinian working with the Mossad who had gotten close to Haddad, the agency was able to feed Haddad chocolate brought from Belgium and spread with poison over six months, Klein said.

Haddad died in March 1978, showing only symptoms of leukemia but no signs of poisoning...


Not the fast-acting poison the initial thread questioner sought, but an interesting one nonetheless.

 


Posted by MaryRobinette (Member # 1680) on :
 
Cool and horrifying. I love stuff like this.
 
Posted by Elan (Member # 2442) on :
 
Yeah, Mary Robinette, now you have me collecting poison info whenever I run across it, in the event I need it (for STORIES! Not for real!) I found a recent National Geographic with cool information about forensic poison detection... (it had a BIG ass spider on the cover.) One of the forensic investigators says she knows how to poison someone so it's undetectable, but she refused to tell the author what that method was.

But death by chocolate?... man, that method would sure work on me, should I ever piss someone off....

 


Posted by nitewriter (Member # 3214) on :
 

Australia has something like the the top 13 deadliest snakes in the world. Some include the Brown, Tiger snake, Fierce snake, and the Taipan to name a few. However, snake venoms do present a problem. Fact is some people actually drink snake venom for various (and crazy) reasons with little or no ill effect.

However, you might wish to investigate the ever popular method of offing someone with poisonous mushrooms. One in particular, is a member of the Amanita group and named, appropriately, "Destroying Angel." I once read that one of these mushrooms is so quick that by the time they have figured out what you ate that is making you sick, it is already too late. Eating one of these little beauties is tantamount to suicide.

Plutonium has been named the most toxic substance, but not suitable for what you are doing. However, another substance is right up there for such honors, ranking second and actually first for something not giving off radiation. I think you should take a close look at ricin = generally considered the most lethal substance known.
 


Posted by trousercuit (Member # 3235) on :
 
Holy heck! I just looked up ricin, and it's scary stuff. Highlights:

- Takes only a few hundred micrograms to kill you
- Can be administered just about any way (in food, by injection, by just spraying someone with it or releasing it into the air)
- No widely-available, reliable test exists to detect it
- Always fatal with sufficient dosage
- No antidote: best known treatment is to treat symptoms and hope the patient doesn't die before ricin is flushed (3-5 days)

It's slow-acting (disrupts protein production) and non-persistent, however, which limits its uses compared to, say, cyanide. But dang if it isn't potent!
 


Posted by Jammrock (Member # 3293) on :
 
Well, by the 1880's just about everything in the world was available in Europe, it being the height of Imperial Britan. There are snake venoms that will kill someone in 5-30 minutes. The trick with poisons (not from experience mind you, but from research) is not necessarily to kill someone quickly, but to keep them from knowing they have been poisoned until it's too late and they are very dead.

Thus a tasteless poison with a delayed reaction would be best to kill say ... a nobleman who has a food tester. The tester would eat the food, find nothing wrong, but 45 minutes later drop dead. By then it's too late to save the noble.
 


Posted by Survivor (Member # 213) on :
 
Plutonium is assumed to be highly poisonous, because it is a highly radioactive heavy metal. But, as of yet, there isn't any firm evidence that it is very dangerous at all. It's only been tested on humans who were very close to death.

Uranium, on the other hand, is proven to be extremely deadly, particularly when oxidized. Plutonium, though chemically very different, does form aqueously soluable oxides as well.

The trick of poisoning someone undetectably is to make it look like the person wasn't being poisoned. Thus, short of not killing the victim or even causing any symptoms not easily put down to mild illness, you must disguise the underlying cause of whatever debilitating effects you wish to cause. Any method of poisoning becomes detectable once you suspect poison enough to check for everything.

I would use a slightly modified inscecticide administered while the victim was driving or operating heavy machinery. There are classes of substances that will effectively "autodigest" during action, such that if no test is made for the poison within a few days of death the poison will be effectively impossible to detect. This is a marked advance over metallic based poisons, which remain in the corpse forever. But using such a substance is usually a direct lead back to the killer if it is discovered. So it is best if you can make the death look accidental.
 


Posted by MaryRobinette (Member # 1680) on :
 
I continue to love this stuff.

However, I should point out that this thread started in 2004 and I've not only completed the story, but also sold it. This thread is a great reference, but don't worry about the parameters of my initial query.
 


Posted by Inkwell (Member # 1944) on :
 
^^^
That's okay...some of us need focal parameters in order to dredge up new ideas. I'm not referring to myself, of course.

Really.

I'm being serious!

Stop laughing!


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous
 


Posted by Inkwell (Member # 1944) on :
 
Sorry to double-post, but I just remembered reading that cyanide, ricin, dioxin, etc. are "'lightweights' compared to the protein-based botulin toxin, produced by botulinum bacteria and associated with botulism, the most severe form of food poisoning. Its arguably the most deadly poison in the world...nearly 1000 times as toxic as dioxin." For comparison's sake, dioxin is roughly equal (in terms of toxicity) to ricin.

However, this bacterium is anaerobic (ergo, it 'grows' poorly in an oxygen atmosphere), and is difficult to produce in large quantities without specialized facilities. This also makes it extremely hard to use in an aerosol-weapon capacity, although lacing a substance (i.e., a cigarette, cigar, lollypop, inhaler, etc.) in which the bacteria could survive would solve the problem.

Another really scary thing about it is that "common nerve agent treatments (namely the injection of atropine and 2-pam-chloride) will increase mortality by enhancing botulin toxin's mechanism of toxicity."

The stuff's also been around (as a known substance) since the middle of the 19th-century, though it was not likely a 'workable' tool of assassination or weapon until the early 20th-century.


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous

[This message has been edited by Inkwell (edited May 08, 2006).]
 


Posted by Survivor (Member # 213) on :
 
Yes, medical quality nerve agents make very good poisons. On the other hand, very few of them are difficult to trace, anything that is a widely used pharmaceutical would be very easy to identify, no matter how tiny the necessary lethal dose.

The general idea with poisoning, after all, is to get away with it.
 


Posted by kings_falcon (Member # 3261) on :
 
"Maybe we'll do in a squirrel or two as we poision the pigeons in the park, we'll murder them all amid laughter and merriment execpt for the ones we take home to experiement" - Tom Leher

For poisions great and small you might want to look at "Horse Owner's Field Guide to Toxic Plants" by Sandra Burgur and Anthony P. Knight, BVCS, MS, MRCVS. It lists all known toxic plants in the United States, including symptoms of poisioning and known cures.

On Foxglove:
"Its toxic principles are saponins, alkaloids, and the cardiac glycosides ditoxin, digitalin and digoxin. When consumed it takes only a few hundredths of a percents of an animal's weight to be fatal. Toxicity is not affected by drying or aging. Signs of poisioning: Colic, bloody feces, poor appetite, pain, frequent urination. irregular heartbeat and pulse, and convulsions are possible symptoms in the horse before death."

My current favorite is:

Oleander: A woody evergreen bush, native to Asia but cultivated in the southern regions of the west coast and the Southern United States. "Cardiac glycosines, the the toxic principle, are found throughout the plant. It takes only 1 ounce of leaves to kill a large horse (1700-1800 lbs). of .0005 percent of its body weight. Do not burn this plant, as the smoke is also toxic." Signs of poisioning "diarreha, trembling, and cold extremities. Paralysis, cardiac arrest, and coma followed by death will occur if a fatal amount is ingested."


 


Posted by tchernabyelo (Member # 2651) on :
 
Oleander's that poisonous? Is that to humans, too?

There are some plants in Namibia - Euphorbia species, IIRC - that are extremely poisonous to humans - a road-mending gang barbecued their food over a fire including some dried sticks from the plant, and 24 of them died as a result. That's nasty. On the other hand, rhinos can apparently eat it without any ill effects.
 


Posted by kings_falcon (Member # 3261) on :
 
Yes, Oleander is poisonous to humans:

http://mason.gmu.edu/~cdyke1/projects/oleander.html

 


Posted by kings_falcon (Member # 3261) on :
 
This is also another good website and deals with different poisions:

http://www.ttrotsky.pwp.blueyonder.co.uk/tech/poison.htm

 


Posted by hoptoad (Member # 2145) on :
 
I had a large Euphorbia sp in my backyard and it was dropping prickly things all over the place so I cut it down. Thhe wood was brilliant yellow, and it was beautiful but the tiny particles got into my eyes and the swelled shut and the next day they were crusty. The same thing happeend to my mum when the neighbour cut down their oleander... and her eyelashes fell out.



 


Posted by 'Graff (Member # 2648) on :
 
See, this is why I love this forum: little tid-bits like that that you don't get elsewhere. I mean, sure, it helps to know that oleander causes cardiac arrest, but it can also make your eyes swell and your eyelashes fall out. It's the attention to detail like that that makes me love this forum--especially this thread.

-----------
Wellington
 


Posted by kings_falcon (Member # 3261) on :
 
While oleander is not the most poisonous in my handy dandy little book (there are actually a few other plants that can kill on lower percentages), it seems to have the most options for delivery. I particularly liked the idea of the smoke being toxic. What a way to do in a character - let him/her put the dried plant (remember its a woody shrub) on the fire.

[This message has been edited by kings_falcon (edited June 01, 2006).]
 


Posted by kings_falcon (Member # 3261) on :
 
Bump
 
Posted by SimonSays (Member # 3307) on :
 
I'm not sure if this would be better off as a seperate topic, but WHAT ABOUT ANTIDOTES ? I read an interesting article a couple years back about travelers (in the Amazon region I think)who successfully used the current from the starter of the outboard motor of their boat to neutralize the venom of a snakebite. The snake venom was I recall very lethal ,and they were a couple of days away from the nearest village with medical facilities. Apparently some(most?) venoms are fairly large molocules that are somewhat unstable. If it is a neurovenom maybe the current denatures the protein so that it can no longer bind to the neurons blocking the neurotransmitters and stop the victims breathing or heart.
I use two senarios similar to the one above in my story "Snow White Succubus"... Except my m.c. uses bio-electricity in one instance, and a stun gun in another. The bio-electric scene is somewhat magical/mystical, so I'm not too worried about the specific details there...But my stun gun scene is worrying me now. Stunguns(I believe)use very high voltages but not much amperage. Does anyone here know if that might make a difference? Surely there are some people here with electrical (and or medical) background/knowledge.

 
Posted by J (Member # 2197) on :
 
You could actually find this one out through experimentation. Get a stun gun. Shoot it at a raw egg and see what happens. If nothing turns white, it won't denature protien and won't (by your theory) neutralize poison.

If you don't want to purchase a taser, then tape an egg to the center of your chest and aggravate a local police officer. Be sure to request the egg when they're checking out of the overnight lockup so that you can check on your results.
 


Posted by Survivor (Member # 213) on :
 
That result won't be fully valid for neurotoxins, which are far more complex than the simple proteins found in eggs.

On a more general note, the higher voltage of stun guns usually causes the current to travel mostly along the skin, which is one reason they're called "stun" guns rather than "lethal heart attack" guns. However, if you stuck the probes directly into the injection site, you might overcome this to a degree.

One thing you won't overcome, stun guns are designed to deliver maximum debilitating pain for minimum tissue damage. The spark from an outboard motor ignition circuit is designed to...well, burn things rather than cause pain. It's also high voltage (and relatively low amperage), but it's...different. Unpleasant, but bearable.

If you want other means to micro-cauterize a poisoned wound, I'd try a needle and candle approach. Messy, more tissue damage than you'd really want, painful, but it beats a stun gun in my thinking.
 


Posted by kings_falcon (Member # 3261) on :
 
quote:
If you don't want to purchase a taser, then tape an egg to the center of your chest and aggravate a local police officer. Be sure to request the egg when they're checking out of the overnight lockup so that you can check on your results.

J - that was way too funny.

It would also give you something to eat while you waited for them to drag the magistrate out of bed for your bond hearing.


I don't know about venom but for Oleander there is no specific treatment although the book recommends activated charcoal via stomach tube (eeeew!), IV fluids and some cardiac medications and EKG monitoring until the symptoms pass or the victim succumbs. I mean after that point it truely would be beating a dead horse. CPR on a horse is just no fun.


 


Posted by Ellepepper (Member # 3520) on :
 
Arn't you missing the obvius Sodium cyanide.
 
Posted by Survivor (Member # 213) on :
 
As...an antidote?
 
Posted by trousercuit (Member # 3235) on :
 
Survivor said:

quote:
As...an antidote?

... to... life?

[This message has been edited by trousercuit (edited July 07, 2006).]
 


Posted by Bob12 (Member # 3689) on :
 
I read somewhere that if someone is poisoned with potassium chloride
(thru injection into the bloodstream truw the mouth its not effective)
someone can get away with it because it is undetecteble during autopsy.
Does any of you guys know if this is true?

In the story, the guy didn't inject it into a vain or something but under
the nail of the big toe so they wouldn't discover any "injection-holes"
during autopsy.
Now is it true the coronor doesn't look for holes under the (toe)nails?
In the story the poisening was successful but i wonder in real life
would the potassium chloride be effective at all if injected under a
nail instead of directly into the bloodstream using a vain?

If you look at "forensic detectives" and other programs like that, they
always show casses where easily traceble poisons are used like Arsenic,
cyanide,nicotine and Caffeine.
But never with potassium chloride.
In my opinion this could mean it is very hard to trace and they don't want to show
it to the public.

Someone knows this stuff?

O and i just want to add i'm a "make love not war" kind of guy, but i find poisen
really intreging to talk about.
 


Posted by pantros (Member # 3237) on :
 
KCL is a poison if injected, they use it as the killing agent in lethal injection executions.

It is certainly detectable in the blood.

However, when writing a murder mystery, you can make almost anything true by having someone with authority make the statement.

I can't count the number of myths/legends make it into crime dramas as facts. Heck, for any given myth you could probably find that half of the investigators believe it to be fact.


 


Posted by Bob12 (Member # 3689) on :
 
The book said that it can be found in the blood, but that post mortem the level of potassium chloride in the body varies a lot from one person to another.
Therefor it is not detecteble as a cause of death.

Is that also a myth than?

ps. potassium chloride is called KCl and not KCL i believe.

[This message has been edited by Bob12 (edited August 17, 2006).]
 


Posted by pantros (Member # 3237) on :
 
K - Potassium
CL - Chlorine

Okay, so that L should be lowercase.
 


Posted by Bob12 (Member # 3689) on :
 
But is the "post-mortem" story correct or also legend?
 
Posted by pantros (Member # 3237) on :
 
Depends on the M.E.

A good one would notice the high Potassium Chloride in the blood and investigate - looking everywhere for needlemarks, inlcuding under the nails.

Another might just shrug off high Potassium Chloride levels in the blood as a fluke unless there were hypothetical reasons to suspect foul play.

And what if the victim were the kind of person to have naturally high levels and the extra 100mg would throw them off the chart? If they were the kind of person to have extremely low Potassium chloride levels, it might not show up at all. -- I don't know the natural range of it, but I suspect that 100mg, even in the whole bloodstream, is high. (The natural salt in the blood is mostly NaCl but is still only in trace quantities.)

Its believable in any case, but it's not completely true.
 


Posted by pantros (Member # 3237) on :
 
About jabbing a needle in and pumping in poison.

Not everywhere in the body will be a good place to stick a needle and inject poison. Without hitting a vein, you risk putting the poison into a pocket where it is absorbed into the blood slowly - possibly so slowly that the body can process it harmlessly.

Under a toenail/fingernail sounds like a very difficult place to get it into the bloodstream effectively.
 


Posted by Bob12 (Member # 3689) on :
 
Pantros.....You mythbuster

I have another one for u.

A few weeks ago i was watching "dr G medical examiner" on the Discovery channel.
She was working on a really sad case where two young children were murdered.
At first she could't find any clues at all but later she discovered that the oldest child had imprints of his teeth on the inside of his upper lip.
This ment that the child had been suffocated with a pillow or something.
The youngest child didn't have any teeth yet so dr G said that there was no proof of the younest being suffocated but because the older one was proven to be mudered, it was safe to say the young child also was suffocated, and so the killer got convicted.

But the whole story made me wonder, if it wasn't for the teethmarks, dr G said, she wouldn't have been able to solve the case.
Would this than mean that if you would knock someone out and put a plastic bag over his head and seal it of somehow, this would leave now trace of murder?
Perhaps leaving enough air in the bag so there won't be any over/under pressure and the victim can breeth normaly and dies when the oxygen runs out.

Could this be a "perfect crime" then?




 


Posted by Survivor (Member # 213) on :
 
You can detect suffocation by a number of physical symptoms, since the carbon dioxide saturation causes blood to act slightly differently. However, children commonly suffocate in their sleep, though it would be very suspicious for two children to suffocate at the same time. So with an adult, if you can show that they suffocated, you have a good case for murder. With an infant, you can't say they were killed just because they happened to suffocate.
 
Posted by Bob12 (Member # 3689) on :
 
Perhaps this makes a perfect murder story and make it look like natural cause.

A plant dubbed the suicide tree kills many more people in Indian communities than was previously
thought. The warning comes from forensic toxicologists in India and France who have conducted a
review of deaths caused by plant-derived poisons.

Cerbera odollam, which grows across India and south-east Asia, is used by more people to commit
suicide than any other plant, the toxicologists say. But they also warn that doctors, pathologists
and coroners are failing to detect how often it is used to murder people.

A team led by Yvan Gaillard of the Laboratory of Analytical Toxicology in La Voulte-sur-Rhne,
France, documented more than 500 cases of fatal Cerbera poisoning between 1989 and 1999 in the
south-west Indian state of Kerala alone. Half of Keralas plant poisoning deaths, and one in 10
of all fatal poisonings, are put down to Cerbera.

But the true number of deaths due to Cerbera poisoning in Kerala could be twice that, the team
estimates, as poisonings are difficult to identify by conventional means.

Unnoticed homicides
Using high-performance liquid chromatography coupled with mass spectrometry to examine autopsy
tissues for traces of the plant, the team uncovered a number of homicides that would otherwise
have gone unnoticed. This also suggests that some cases put down to suicide may actually have
been murders, they say.

Although the kernels of the tree have a bitter taste, this can be disguised if they are crushed
and mixed with spicy food. They contain a potent heart toxin called cerberin, similar in structure
to digoxin, found in the foxglove.

Digoxin kills by blocking calcium ion channels in heart muscles, which disrupts the heartbeat.
But while foxglove poisoning is well known to western toxicologists, Gaillard says pathologists would not be able to identify Cerbera poisoning unless there is evidence the victim had eaten the plant. It is the perfect murder, he says.

Three-quarters of Cerbera victims are women. The team says that this may mean the plant is being
used to kill young wives who do not meet the exacting standards of some Indian families.
It is also likely that many cases of homicide using the plant go unnoticed in countries where it
does not grow naturally.

Journal reference: Journal of Ethnopharmacology (vol 95, p 123)

Does anyone know if this info is up to date, or would it be traceble nowadays?
 


Posted by MollieBryn (Member # 3728) on :
 
Since all of the good poisons have already been mentioned, there's always the old standby of rat poison or the like. (Though it is so overdone and probably difficult to conceal in a glass of champagne). Oh, and someone mentioned oleander was poisonous if you ingest it. I recently found out that people can be allergic to certain types of wood, such as oleander. The effects include swelling and slow suffocation. Obviously it wouldn't work for a slow death, but it's interesting nonetheless. Aside from the well-known oleander, some people are allergic to common wood like pine, oak, cherry, etc. If I were a murder mystery writer, I would probably play with that idea just for kicks and giggles.
 
Posted by Survivor (Member # 213) on :
 
I think someone mentioned that Cerbera thing...or perhaps I read it somewhere else.

The real problem in that case is that suspicious deaths aren't being investigated carefully enough in India. Which is hardly surprising. The first step in getting away with murder is to avoid a homicide investigation in the first place. I'll be frank, I actually know someone who got away with homicide. Definite homicide, but the circumstances were such that there wasn't likely to be an investigation. If there had been, the homicide would have been detected easily.

I should say, I know I know at least one person who got away with homicide. I probably know more than one, but just don't know about the actual circumstances. Not having everyone know about it is most of getting away with it, right?

In any case where death isn't considered sufficiently suspicious by society at large to merit investigation, you have to live with the possibility that it was a homicide. In fact, that's what we mean by judging that a death wasn't suspicious, we mean that we don't really care even if it was a homicide. In the specific case I mention, it's a circumstance where I personally don't have any interest one way or the other. Not enough to bother going to the police about it. I don't think that it's a case where the police would care either. Of course, now you're all probably imagining some kind of unlikely circumstance with a drug-peddling pederast
 


Posted by sojoyful (Member # 2997) on :
 
Survivor, I'm led to wonder why you haven't done your moral and civic duty and turned that person in. However, this is honestly in no way a judgement, nor is it a question that requires an answer.
 
Posted by Valtam2 (Member # 3174) on :
 
This is why it's never a good idea to get on the wrong side of a writer. :-)
 
Posted by Survivor (Member # 213) on :
 
Like I said, it isn't my moral or civic duty to identify the culprit to any authorities.

This kind of situation might be less common here in the States than it is elsewhere in the world, but it does happen. Sometimes no one cares if it was homicide. Very often people do care, but it's just not worth the trouble of going to the authorities, usually because the authorities wouldn't care either.
 


Posted by hoptoad (Member # 2145) on :
 
I once parked my car down by the river in a run-down part of town.
To cut a long story short, there was a homeless guy there who had been murdered.

( BTW I prefer the term murder to homicide -- when it's murder. )

Anyway, the police were there and they were sorting it out, more or less. I scoured the papers for days for news about what had happened.

Nothing.

Weird thing is, almost exactly the same thing happened once before, not far from there. No one cared about it that time either.

These were both clearly and visibly murders, it's just no-one cared about who got murdered.
 


Posted by hoptoad (Member # 2145) on :
 
PS: If you're ever interested in accomplished poisoners look up Exili, or Toffana and her Water of St. Nicholas.

Accomplished may not be the right word, considering we know about them. The most accomplished we probably never hear of.

[This message has been edited by hoptoad (edited August 28, 2006).]
 


Posted by Survivor (Member # 213) on :
 
To be fair, it was probably difficult to come up with the motive and opportunity points. Even the method angle would be pretty vague. It isn't that hard to beat/kick a homeless guy to death, the most common way they get murdered.

In the homocide I mentioned, I guess that technically it would qualify as murder. It didn't change my opinion of the perpetrator, and others might argue that it wasn't really murder. I'm content to call it homocide, myself.

The lesson is simple. Getting away with it is a matter of the technical resources of those who care enough to try and find a murderer. If the poison is undetectable to anyone likely to investigate, that's sufficiently undetectable. But no poison that actually kills will be completely undetectable if enough effort goes into finding the cause of death.
 


Posted by Bob12 (Member # 3689) on :
 
"Using high-performance liquid chromatography coupled with mass spectrometry"


Is this a common used presidure now a days during autopsy?
Or is it rearly used?

 


Posted by Survivor (Member # 213) on :
 
Almost no autopsy procedures are "commonly used" except where there is reason to suspect homocide.
 
Posted by Ortrack (Member # 3924) on :
 
QUESTION: Where would one get slow-acting poison set in realistic terms? You all have done research, but how would a common person in a story get what they need without the story being far-fetched?
 
Posted by MaryRobinette (Member # 1680) on :
 
ANSWER: It depends on the story. Who is the character? When is it set? What is the motive? What is the character's job? What is the character's income? Where is the story set? How long does the character have to act? How slow does the poison need to be?
 
Posted by Ortrack (Member # 3924) on :
 
She isn't a "rocket scientists", but very resourceful and vindictive. Motive is she suspects her husband of cheating and has strong proof (all assumptions, turns out to be false), the family is middle-class w/o outstanding resources (which is what I mean by being realistic about it all)... well, how and when she'd give him the poison really depends on if she has to disguise it by food, drink, etc - and let's say anything that will take longer than a day (two would be even better) to finish him off...


 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
e.coli

 
Posted by MaryRobinette (Member # 1680) on :
 
Try botulism. Just let some stewed tomatoes spoil and be careful that none of the rest of the family eats them. Does she need to get away with it, or just kill him?
 
Posted by kings_falcon (Member # 3261) on :
 
Strychnine would work too. Although it is a pretty fast killer in the right amount.
 
Posted by Inkwell (Member # 1944) on :
 
quote:
Posted by Kathleen Dalton Woodbury:

e.coli


Mmmm...spinach.


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous

[This message has been edited by Inkwell (edited September 27, 2006).]
 


Posted by MaryRobinette (Member # 1680) on :
 
But Inkwell, how would a real person get real spinach in a realistic manner?
 
Posted by Inkwell (Member # 1944) on :
 
Ummm...from the Jolly Green Giant?

"Ho, ho, hooo...ugh, E. Coli!"


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous


 


Posted by Bob12 (Member # 3689) on :
 
"Does she need to get away with it?"

Is that possible than?

I was told that nowadays all poisons could be traced during autopsy.


 


Posted by Inkwell (Member # 1944) on :
 
^^^
Ah...but traced to what, or whom? As long as they cannot trace the poison back to the assassin/killer (regardless of whether or not forensics can identify the substance...which is almost certain these days), the question of backtracking its origin is moot.

In addition to this, one must remember that not all forensics labs have a Grissom on hand.


Inkwell
-----------------
"The difference between a writer and someone who says they want to write is merely the width of a postage stamp."
-Anonymous
 


Posted by Bob12 (Member # 3689) on :
 
What about that "cerbera odollam" poison (cerberin).

In the article (on this forum) it is said "But while foxglove poisoning is well known to western toxicologists, Gaillard says pathologists would not be able to identify Cerbera poisoning unless there is evidence the victim had eaten the plant"

There is talk about "western toxicologists" !!!!!
Is this info out of date or would it still aplay to autopsys nowadays?

 


Posted by sholar (Member # 3280) on :
 
There was an interesting article in Scientific American (I think) looking at forensic scientists and how overworked they are. So, if you can make it not look like it is worth the time to do the tests, you have a pretty good chance of not getting caught.
 
Posted by Amberjade (Member # 6642) on :
 
Sorry for the thread grave digging, this post interests me so i decided to put my 2 cents in. Here's some links to a chemical agent called agent 15, closely relate do bz. It basically makes people freak out and hallucinate. Just like the scarecrow's spray on batman begins. Here's the links:

http://www.emedicine.com/emerg/topic913.htm

http://en.wikipedia.org/wiki/Agent_15

I wonder if there are poisons that someone could inject, but i still think murder by icicle or ham is better. One melts, one you can eat, it would be great for a story. I wonder if there are injectable sleeping aids that could knock someone out for a few minutes to a few hours?
 


Posted by debhoag (Member # 5493) on :
 
Death by ham - now there's a thought!
 
Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Death by leg of lamb: "Lamb to the Slaughter" by Roald Dahl
 
Posted by Rommel Fenrir Wolf II (Member # 4199) on :
 
I would eat the body as well mummm human flesh.

Rommel Fenrir Wolf II

 


Posted by Rommel Fenrir Wolf II (Member # 4199) on :
 
sorry posted same thing 2 times..

half a bottle of Jack in me now

[This message has been edited by Rommel Fenrir Wolf II (edited October 09, 2007).]
 


Posted by Pyre Dynasty (Member # 1947) on :
 
It's odd that a thread detailing various ways to die keeps getting resurrected.
 
Posted by Elan (Member # 2442) on :
 
quote:
It's odd that a thread detailing various ways to die keeps getting resurrected.

It's a zombie thread, didn't you know?
 


Posted by dreadlord (Member # 2913) on :
 
ressurecting the thread again!

has anyone mentioned a peanut allergy? those are lethal. grind up some peanuts and put them in the champaigne. while it may taste salty, it probably wont be noticed, except perhaps by a peanut fanatic.

the question is would the victim notice, since he has rarely, if ever, tasted peanuts.

or maybe you could just kill him with a bullet in the middle of the night... I hear that lead is very toxic.

[This message has been edited by dreadlord (edited November 06, 2007).]
 


Posted by serathiscaradasi (Member # 7922) on :
 
Resurrecting this because I have some interesting information. People kept bringing up snake venom. A lot of snake's venom can be ingested safely, because the stomach destroys in before it can be absorbed into the bloodstream. The lining of mucus in the stomach prevents absorbtion from happening. My first thought was some sort of antihistamine ( sorry, spelling). Oddly enough, sulfites, which are commonly used in winemaking (champagne making would include the use of sulfites as well) destroys mucus. Sulfites (sulfur dioxide, the most common in winemaking) would break down the mucus membrane of the stomach. You could add a small amount of snake venom, and the SO2, and make a rather potent ingested
poison, IMHO.
 
Posted by TaleSpinner (Member # 5638) on :
 
quote:
People kept bringing up snake venom.

Eeewww!

Pat
 


Posted by Kathleen Dalton Woodbury (Member # 59) on :
 
Just saw a blurb for a new book that might be of interest here:

THE DOSE MAKES THE POISON by Patricia Frank discusses "symptoms, mechanisms, treatments, and detection" and includes, along with offically regarded poisons, things like food additives, cosmetics, and other stuff that we are exposed to in a normal life.
 


Posted by Wordcaster (Member # 9183) on :
 
I was at a Borders going out of business sale and saw a book devoted to poisons in the writing reference section. Not sure if it was the same book. I paged through it and it was organized by poison type and had several subheadings describing the poison.

I told my wife that I found 50 books that I wanted, but put 49 back. If I had bought the poison book, I might worry that her eyes would get stuck from rolling them toward the back of her head. But it would be a fantastic writer's reference - especially for crime thrillers.
 


Posted by Reziac (Member # 9345) on :
 
On a similar note, the Physician's Desk Reference is great for researching toxicity, side effects, drug interactions, etc. You can usually get an outdated edition at half price or less. (Which edition doesn't really matter for our uses. Any you see will do.)

A fun and useful companion volume, especially for historical SF/F: The PDR for Herbal Medicines. Very thorough, and it's amazing more people don't die from these drugs (and they ARE drugs), since most have negative or even lethal side effects.... far more so than commercial pharmaceuticals.

As to the homemade lethal injection someone mentioned... 50cc of saturated solution of any metallic salt will do, including table salt or Epsom salts (commonly used for large animals for field anesthesia or euthanasia, via venous or direct cardiac injection respectively). Heart stops in seconds. Tho if you don't give 'em enough, they'll wake back up, none the worse for wear! But that needle puncture and massive salt imbalance will be flamingly obvious to a modern autopsy.


 


Posted by Pyre Dynasty (Member # 1947) on :
 
Wow. I find it hilarious that the ultimate thread that just won't stay dead is Fast-acting poison.
 
Posted by Montag (Member # 9421) on :
 
Descolada.

/thread

Seriously though. Im scared by the activity of this.
 


Posted by LoreeGayle (Member # 9588) on :
 
I found this forum when doing a search to investigate my sister's death. She was a writer and belonged to a local writer's club where she lived. She told me that her club was discussing all the ways one could poison someone that could not be detected. I know that she had talked to her husband about this in more detail. I didn't think about it too much until my sister died mysteriously a couple of months later. I talked to the Pathologist who did her autopsy and he asked me if I could help him by giving him any ideas as to what killed her. I think her husband murdered her via poison but don't know which poison and can not prove my suspicion. The Dr. told me that if we knew which one it was we could test for it. I am a beginning writer myself but am desperately looking for an answer to my sister's death right now. Can you help me?
 
Posted by philocinemas (Member # 8108) on :
 
First of all, I am very sorry for your loss.

I know very little about poisons, but it would make sense if you would work backwards. Determine what was the official cause of death, consider/rule out other possible causes (did she have any health issues that could have contributed - age, weight, afflictions, etc?), search poisons that would have that effect, and determine availability, opportunity, and probable mode of delivery.

By correlating this data, you can limit your possibilities. I'm assuming you suspect him due to something she said, his behavior, or serious motive. If you had access to her computer (or his), you could possibly find this information very quickly, but you are better off letting law enforcement handle that and whatever you do don't put yourself at risk. I hope you find answers, but it is good to be prepared for none. Much of this is probably time-sensitive, and it sounds like some time has already elapsed. Also consider that one of the phases of grief is blame. I don't know anything about the situation, but the desire for blame has led to many conspiracies and false accusations - just something to consider.

Good luck.
 


Posted by LoreeGayle (Member # 9588) on :
 
Thank you for your kind reply. You have made astute observations. Time has elapsed but I am still haunted by my sister's death. She would not want her husband to get by with murder. I wish I could find her fellow writers who had the discussions with her. The Pathologist listed 3 possible causes of death but could not tell for sure what killed her. She was in a coma for 3 days before she died and there were at least 20 doctors on the case. They were all mystified and could not identify what was happening with her. She had a very high potassium count. She died in a famous clinic that never has anyone die without a definite cause - this is what the Pathologist told me. Several other people in the family also believe that her abusive husband murdered her. He did not even invite any of us into her home after she died so I got very few of her belongings. He took the data out of her daybook that I requested and put empty pages in it! He gave her beautiful clothes to Goodwill so he could get a tax deduction. She lived in the Kansas City area if you know any writers there. Thank you for any help you can give me.
 
Posted by Robert Nowall (Member # 2764) on :
 
Writer's Digest Books put out a book called Deadly Doses: A Writer's Guide to Poisons back in 1990...it is still available from Amazon-dot-com and might have information bearing on this...
 
Posted by Osiris (Member # 9196) on :
 
Loree, this is such a tragic thing and my heart really goes out to you. I truly hope you get the justice that you seek.

I don't know very much about poisons, but you make it clear the husbands behavior is very suspicious. Still, I have many contacts in the medical and science field, and will ask around. I know it is a long shot, but I am compelled to do what I can.

What are the authorities doing with this case? Are the police still investigating?

Also, what did the husband do for a living? Perhaps this would give a clue as to what compounds he had access to.

Also, was the pathologist a toxicology specialist? Many things can cause a high potassium count. Did your sister have type-1 diabetes, use potassium supplements or any other medications, have Addison's disease or kidney problems? Also, when they took the blood sample and found the potassium increase, did they do a second sample to verify the result?
 


Posted by LoreeGayle (Member # 9588) on :
 
Thank you for your replies - what a wonderful community! I will get the book you recommended, Robert. When my sister died, I was in a state of shock. Our parents had just died the year before and I was very close to both of them. We didn't call for an investigation at the time of her death because she died out of state and there was no evidence with the inconclusive autopsy report. At that time I was so distraught but thought I would wait and investigate and turn it into cold case at a later date. For a time, I was able to go on and try to live with it. As of late, for some reason, I feel compelled to seriously investigate and find the truth. They did multiple comprehensive tests on my sister while she was in the coma. My brother-in-law stopped them from doing the last test that could have possibly had an answer. She then died while he was alone in the room with her. I have no peace about it. He was an early retiree and was working part time in a hardware store in a farming community. I am sure that he got my sister's generous retirement after her death. Our parent's estate had just been settled a month before she died and he got every dime that my parents left to my sister. He had nothing when she married him 10 years before her death. He married again a year after she was gone and sold her wooded, beautiful 7-acre property to move to a new home with his new wife.
 
Posted by philocinemas (Member # 8108) on :
 
It seems your best bet would be to find a detective on the local police force whom you could persuade to reopen the case as a questionable death. After more than a year, your chances of independently finding new evidence (without preserved blood samples or an exhumation) are very slim. This is especially true without having access to the home or any of her belongings. Researching the husband and his background would be your most likely avenue, but that is difficult to do legally without police assistance.


 




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