Select the process from the following which matches the given description.
(calcination, roasting, pulverisation, smelting)
Heating of the ore in the absence of air to a high temperature.
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Solution
Heating of the ore in the absence of air to a high temperature that is high but insufficient to melt the ore is known as calcination
Concept: Metals and Their Alloys - Common Ores of Iron, Aluminium and Zinc
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