Why must all surface contamination be removed before making a repair weld?
A) Exposure to materials released during welding can harm your health.
B) Some chemicals can be completely safe until they are exposed to the welding.
C) The smoke or fumes contamination produces can be an irritant to the skin or eyes.
D) All of the above

Question

Quizplus · Accepted Answer

All of the given options are reasons why it is essential to remove surface contamination before making a repair weld. Not removing the contamination can harm the welder's health, cause chemicals to react during welding, and produce hazardous fumes that can be irritants.

Why Must All Surface Contamination Be Removed Before Making a Repair