Answers

2016-03-25T14:27:11+05:30
METALLURGY IS THE SCIENCE THAT DEALS WITH THE EXTRACTION OF PURE METALS FROM THEIR ORES, PURIFYING AND ALLOYING METALS AND CREATING USEFUL THINGS.
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2016-03-25T14:48:39+05:30
It is the method of extraction of pure metals from their ores leaving the impurities (known as gangue).
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