Question

give me some two methods by which rusting is prevented in iron metals ?

Answer 1

By oiling

By galvanisation

Answer 2

The most common method of preventing the rusting of iron is to coat its surface with paint or apply grease, oil or varnish.

ii. Rusting of iron can be prevented by galvanization. The process of depositing a thin layer of Zinc metal on Iron objects is called galvanization.