3. Roasting – Upcoming, the powdered ore is roasted inside of a furnace at superior temperatures. This process drives off the sulfur together with other impurities through the ore, leaving behind the mercury. If wikiHow has helped you, make sure you look at a small contribution to assistance us https://red-mercury-available-ite51738.blog-ezine.com/32573496/detailed-notes-on-1-kg-mercury-price