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Define petroleum.

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Why anode is eaten up in electro-refining process?

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What is blister copper?

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Mention the chemical reaction for the formation of metallic copper in the bessemerization process.

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What is difference between slag and matte?

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How slag and matte are removed from the blast furnace?

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Differentiate between minerals and ores.

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Define concentration process used in metallurgy of copper.

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