Question

what is meant by corrosion?​

Answer 1

Answer:

Corrosion is the phenomenon where a metal is attacked by external factors like gases ,chemicals (incuding acids) ,water vapour etc...

It can be prevented using method like galvanisation ,chrome plating,painting etc

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Answer 2

CORROSION

IT IS THE TARNISHING (LOSS OF LUSTURE) OF METAL SURFACES DUE TO THEIR OXIDATION BY THE AGENTS OF CORROSION LIKE O2(AIR),

H20(MOISTURE),ACIDS,BASES,SALTS,H2S,CO2etc..

HOPE IT HELPS YOU.