Multiple Choice
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
Correct Answer:
Verified
Correct Answer:
Verified
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