The potassium cyanide for plant Diaries
Cyanide is especially created for that mining of silver and gold: It helps dissolve these metals permitting separation from the other solids. In the cyanide system, finely floor substantial-grade ore is blended with the cyanide (at a ratio of about 1:five hundred areas NaCN to ore); minimal-grade ores are stacked into heaps and sprayed with a cyani