Geography, asked by rehan6984, 8 months ago

Different between roaring and calcination

Answers

Answered by 12ascfgm

Answer:

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.

Answered by ramasamhithaz

Answer:

roesting is the prosess in which the ore is heasted below its melting point in preasens of air to oxidise the impurities.

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