“Philosopher’s Wool” or “White Snow”.. Zinc… always and forever…
While Zinc was unknown in Europe until the end of 16th century, India had been producing Zinc at a large scale since the 12thcentury onwards. The mines in Rajasthan have given an evidence of zinc production since 6th century BC. Zinc was distinctly recognized as a metal under the designation of “Yasada” or “Jasada” (Yashad) in the medical dictionary … Read more