potassium cyanide kitna khatarnak hai Things To Know Before You Buy
Cyanide is especially developed for your mining of silver and gold: It helps dissolve these metals letting separation from the other solids. While in the cyanide system, finely floor large-grade ore is combined with the cyanide (in a ratio of about 1:500 pieces NaCN to ore); minimal-grade ores are stacked into heaps and sprayed with a cyanide solut