Question

uses of corrosion? ​

Answer 1

ANSWER__✧

Uses of Corrosion:-

1). Protection: Surface corrosion forms an oxide layer which further protect the inner metal form corrosion.

2). Corrosion prevent corrosion: Some metals like zn are used as sacrificial anodes to prevent corrosion to other metal.

3).Galvanic corrosion: The principle on which primary batteries work.In which one metal corrodes preferentially to another when both metals are in electrical contact, in the presence of an electrolyte.

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