Question

……….is a process of forming a thick oxide layer on the …… of metal. This oxide layer is ….. and prevents the metal from further …….

Answer 1

Anodising is the process of forming a thick oxide layer on the surface of the metal. This oxide layer is protective and prevents the metal from further oxidation.

Explanation:

• The anodizing is the electrolyte process.
• The thickness of the oxide layer is 5 to 30 μm.