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    The metal smelting and refining industry processes metal ores and scrap metal to obtain pure metals. The metal working industries process metals in order to ...

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  • Chapter 82 Metal Processing and Metal Working Industry

    The metal smelting and refining industry processes metal ores and scrap metal to obtain pure metals. The metal working industries process metals in order to ...

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  • Chapter 82 Metal Processing and Metal Working Industry

    The metal smelting and refining industry processes metal ores and scrap metal to obtain pure metals. The metal working industries process metals in order to ...

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