The second and insignificant metabolic pathway contains the reaction of cyanide with cystine to produce cysteine and β-thiocyanoalanine (Wood and Cooley 1955). Hydrolysis (the interaction with water) causes the moist solid to launch trace quantities of hydrogen cyanide. A normal description with the smell of hydrogen cyanide is it smells https://businessbookmark.com/story3374984/indicators-on-potassium-cyanide-fisher-you-should-know