Question

what is corrosion?please explain answeres

Answer 1

corrosion is the process in which metal are eaten up gradually by the action of air, moisture or a chemical on their surface
rusting of iron metal is the common form of corrosion
hope this will help you

Answer 2

$hey \: user$
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◆ corrosion is the process of gradual eating up of any metal because of external factors such as CO2, H2O or humidity.

◆ the special type of corrosion in iron is called rusting.
• the formula of rusting is Fe2O3.nH2O ( here n is for the number of H2O molecules attached )
• this is a permanent change.

◆ rusting can be prevented by:
• greasing
• oiling
• galvanization
• painting

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$good \: life...$