Which of the following methods is suitable for preventing an iron frying pan from rusting ?

Options

A. Applying grease
B. Applying paint
C. Applying a coating of zinc
D. All of the above.

Answer

C

Explanation

Applying of grease or paint is not suitable for utensils used for cooking. Applying of zinc is a suitable method for preventing an iron frying pan from rusting because when the pan will be heat and washed again and again, the coating of grease and paint would get destroyed.