Question

What is corrosion? Write two points to prevent it.

Answer 1

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Corrosion

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Corrosion is a natural process that converts a refined metal into a more chemically-stable form such as oxide, hydroxide, or sulfide. It is the gradual destruction of materials (usually metals) by chemical and/or electrochemical reaction with their environment.

Prevention

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★Galavanisation.

★Greesing .

Answer 2

Corrosion is the process in which metal are eaten up gradually by the action of their moisture or a chemical such{ as an acid} on their surface .

1. with the help of paint.
2. prevent from moisture.