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____________ is also called as Pidgeon.

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____________ is also called as Pidgeon.

(a) Carbothermic process

(b) Electrolytic process

(c) Ferrosilicon process

(d) Achilles process

The question was asked during an interview.

This key question is from Processes of Magnesium and its Alloys in chapter Magnesium Alloys of Aerospace Materials & Processes

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Right choice is (c) Ferrosilicon process

Explanation: The ferrosilicon extraction process of magnesium is also called Pidgeon. This process uses very less electricity. It involves reducing magnesium oxide through heat (in vacuum) using an alloy material that is made of both iron and silicon.

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