Question

pls answer it I will follow and mark you as brainlist too

but pls tell correct answer....
it is class 7 question from the book learning elementary science....ch 6 physical and chemical changes ​

Answer 1

Explanation:

1 By painting the surface to prevent supply of oxygen to the surface

2 Keep moisture at Bay - Avoid contact with water or moisture. ...

3 Coat it with Oil - Use of oil or grease significantly reduces the chances of developing rust in iron.

Answer 2

Answer:

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