HCN at a Glance
Hydrogen Cyanide, otherwise known as "Prussic Acid", "formonitrile" - at a glance- is a highly poisonous, colorless, liquid, chemical compound. HCN in some cases has been noted by some to smell faintly like "burnt almond" and as a gas has a slight blue tint. HCN has been used as rodenticide, poisonous inhalant, also HCN is commonly "produced on an industrial scale and is a highly valuable precursor to many chemical compounds ranging from polymers to pharmaceuticals..." ( OPCW.com)