ObjectiveMcq
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Smelting is done to eradicate unwanted materials like ___________ to the fullest extent possible.
Correct Answer: E — Sulfur and gangue minerals
Smelting is done to eradicate unwanted materials like sulfur and gangue minerals to the fullest extent possible. The output of the smelting phase is called copper matte. It is a combination of sulfur, copper and iron.