Question

1.
Which of the following is correct definition of corrosion?
1) It is the process of slowly eating away of metal due to attack of atmospheric gases and
water (moisture
2) It is the process of solwly eating away of metal due to salty water.
3) it is the process of slowly eating away of metal by acid rain.
4) it is the process of slowly eating away of metal due to attack of atmospheric gases.​

Answer 1

Answer:

1 st one is absolutely right r sir