Question

what are two condition which promotes corrosion?
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Answer 1

Answer:

A few are - oxygen in air, temperature, the presence of chemical salts, pollution, humidity of the environment etc. 1. Pollutants like acid rain promote corrosion to a huge extent. Also, the presence of other pollutants like chlorides, carbon dioxide etc.

Explanation:

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Answer 2

Answer:

A few are - oxygen in air, temperature, the presence of chemical salts, pollution, humidity of the environment etc.Pollutants like acid rain promote corrosion to a huge extent. Also, the presence of other pollutants like chlorides, carbon dioxide etc.