Q. 144.0( 8 Votes )

What do you mean by corrosion? How can you prevent it? (AS1)

Answer :

Corrosion – When some metals are exposed to moisture, air, acids etc. they tarnish due to the formation of metals oxide on their surface. This process is called corrosion.

Corrosion can be prevented by:


Shielding the surface, the metal surface from oxygen and moisture.


By painting, oiling, greasing, galvanizing, chrome plating or making alloys.


Galvanizing is a method of protecting iron from rusting by coating them a thin layer of zinc.


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