acetonitrile (industrial solvent used as cosmetic remover and in laboratories).
cyanide salts used in metal extraction and refining, electroplating, photography and fumigation) almonds, apricot kernels and other Prunus species such as peach, apple, cherry and plum)
Cyanogenic glycosides such as amygdalin (e.g.
Smoke inhalation (fires burning plastics, wools, silk and other natural and synthetic polymers).
this corresponds to about 1 teaspoonful of a 2% solution of hydrocyanic acid and to about 200 mg of potassium cyanide.
Average lethal dose of prussic acid (hydrogen cyanide, HCN) taken by mouth between 60 and 90 mg (adult).
First discovered in 1786 by Scheele, who extracted it from the dye Prussian blue – and promptly died from exposure to the vapours.
Cyanide is a potentially lethal toxic agent that can be found in liquid and gaseous form.
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