Question

what is anodising in metals and nonmetals​

Answer 1

Explanation:

Anodising is a process in which metals like Aluminium exposed to air to a long time developes a thick oxide layer by reacting with oxygen in airb. This layer is further resistent to corrosion.

Answer 2

Anodising is the process of forming a thick oxide layer of aluminum. Aluminum develops a thin oxide layer of aluminum oxide coat makes it resistant to further corrosion.