What is the difference between calcination and rusting?
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Difference between Roasting and Calcination. Roasting is the process in which the ore is heated below its melting point in presence of air to oxidise the impurities. ... Calcination is the process of heating the ore below its melting point an absence of air to remove volatile impurities like arsenic etc.
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Calcination- heating to high temperature in air or oxygen
Rusting-oxidation of iron
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