What is roasting in metallurgy
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Roasting, or heating in air without fusion, transforms sulfide ores into oxides, the sulfur escaping as sulfur dioxide, a gas.Smelting (q.v.) is the process used in blast furnaces to reduce iron ores. Tin, copper, and lead ores are...metallurgy: Roasting
hiteshbhatewada:
Roasting is the heaing of sulphide ores in presence of oxygen
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Roasting is a process in metallurgy in which a sulfide ore is heated in air. The process may convert a metal sulfide to a metal oxide or to a free metal.
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