A. Blast furnace B. Reverberatory C. Electrical furnace D. Muffle furnace
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DeepanjaliEnlightened
A. Rock B. Alloys C. Animals D. Plants
A. Calcination B. Fluxing C. Smelting D. Roasting
A. C B. Al C. H D. Electric current
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A. Pure copper B. 98 ℅ copper C. Ore of copper D. Alloy of copper
A. Flux B. Slag C. Gangue D. None