?What should be done to the end of the filler rod if it becomes oxidized?
A. ?The end of the rod should be cut off.
B. ?Melt it off before it is going to be added to the weld pool.
C. ?Get a new piece of filler metal to restart the weld.
D. ?Nothing, the oxides are lighter than the weld metal and will float on top of the weld pool.
Answer: A
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