Question

why corrosion of Aluminium is desired??​

Answer 1

Answer:

By giving coating of other material

Answer 2

Answer:

HERE IS YOUR ANSWER.

Aluminum and Copper form oxide layers that adhere to the metal, and prevents the atmospheric corrosion from penetrating below the oxide layer. This protects the metal beneath the outer corroded layer. That is why corrosion is necessary for some metals.

Explanation:

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