In argon arc welding argon is used as a
A. flux
B. source of heat
C. agent for heat transfer
D. shield to protect the work from oxidation
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Answer: D
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In argon arc welding argon is used as a
A. flux
B. source of heat
C. agent for heat transfer
D. shield to protect the work from oxidation
Answer: D
Share your understanding of this question with the correct explanation.