The 10 Strongest Poisons

any of various usually poisonous plants of the genus Aconitum having tuberous roots and palmately lobed leaves and blue or white flowers

perennial Eurasian herb with reddish bell-shaped flowers and shining black berries; extensively grown in United States; roots and leaves yield atropine

the state of nonexistence

a powerful neurotoxin found in the ovaries of pufferfish

a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor

a heavy silvery toxic univalent and bivalent metallic element; the only metal that is liquid at ordinary temperatures

any of a class of organic compounds containing the cyano radical -CN

any of several neurotoxins that are produced by the anaerobic bacterium Clostridium botulinum; causes muscle paralysis

a very poisonous metallic element