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What is corrosion ?how to prevent it? examples? .

the tarnishing of metal oxide in presence of air and water is called corrosion.

preventive measures:- 1)alloying

2)galvanizing 3)painting, etc;

11))when the iron is kept outside it will get brown colour is called corrosion


Decaying of certain objects causes corrosion.for example rusting of iron.
it can be prevented by
painting- painting of iron objects prevents iron in coming in contact with moisture.
coatind iron objects with other metal.[also called ganvanisation.
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sorry it is not ganvanisation. it is galvanisation
pls mark as brainliest
Corrosion is also known as rusting.

preventive measures are:-painting, galvanizing,preventing it from coming in contact with water,air .
eg- iron gets corroded when it reacts with oxygen and water.
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I did nt wrote the definition for corrosion
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