Question

In general, coatings should not be used where the environment would rapidly attack the substrate material.

(a) True

(b) False

I had been asked this question by my school teacher while I was bunking the class.

This interesting question is from Corrosion Prevention in section Corrosion Prevention of Corrosion Engineering

Answer 1

Right answer is (a) True

The best explanation: In general, coatings should not be used where the environments would rapidly attack the substrate material because one defect or small area of exposed metal would result in rapid degradation.