Question

4. Answer the following.
Q. What is done to prevent corrosion of
metals?​

Answer 1

Answer:

galvanisation,painting,plaster covering,using alloys of metals,etc..

Answer 2

Answer:

To prevent metals from corrosion we should paint on the metals and we should coat a layer of light weight metal on it.Cathodic protection is a technique used to control the corrosion of a metal surface by making it the cathode of an electrochemical cell.

°°°mark it as brainliest°°°