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645361950

Copper electrolysis-cathode plates. The clean or pure metal is formed at the cathode when the electrical current of a sufficient voltage is applied by dissolving impure metal at the anode.

Copper electrolysis-cathode plates. The clean or pure metal is formed at the cathode when the electrical current of a sufficient voltage is applied by dissolving impure metal at the anode.

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m 1000 px 667 px 2
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xl 6720 px 4480 px 15

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