THE INFRARED ZINC SULFIDE DIARIES

Soils contaminated with zinc from mining, refining, or fertilizing with zinc-bearing sludge can incorporate many grams of zinc per kilogram of dry soil. Amounts of zinc in surplus of 500 ppm in soil interfere with the ability of vegetation to soak up other critical metals, such as iron and manganese.Zinc sulfide is often a white-yellowish sound, a