Multiple Choice Question (MCQ)
Question: Which solution is used to test for porosity of cadmium and zinc coating?
A.
1% volume of hydrochloric acid solution
B.
2% volume of hydrochloric acid solution
C.
3% volume of hydrochloric acid solution
D.
4% volume of hydrochloric acid solution
Correct Answer: 1% volume of hydrochloric acid solution