Hydrogen cyanide is produced by the combustion or pyrolysis of particular elements underneath oxygen-deficient conditions. This is made up of the good base (KOH) plus a weak acid (HCN). This can be used with the extraction of gold, silver, and other metals. It has become the types of cyanide prepared https://potassium-cyanide-cas-no81469.theobloggers.com/36468536/the-greatest-guide-to-cyanide-vs-potassium-cyanide