extraccioacuten process of metals from rocks is

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    BBC - GCSE Bitesize: Methods of extracting metals

    Metals are very useful. Ores are naturally occurring rocks that contain metal or metal compounds in sufficient amounts to make it worthwhile extracting them:.

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    Extracting metals from rocks- Learn Chemistry

    It contains copper, but how can copper metal be obtained from it? . to minimise the chance of the hot copper metal re-oxidising during the pouring-out process.

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