Question

to avoid a gas - or fume - related explosion, all tanks, pipes, and vessels should be verified empty, and be thoroughly cleaned, inspected, and tested for flammable residue before a welder begins his work. true false 2 of 7 / 1 of 7 answered question 2

Explanation:

Verifying emptiness, cleaning, inspecting, and testing for flammable residues are standard safety protocols to prevent gas/fume explosions during welding.

Answer:

True