The correct shutoff procedure for an oxyacetylene torch is:
A) Place the torch tip under water until it extinguishes and then shut off the torch valves.
B) Close the oxygen first and then the acetylene.
C) Close the acetylene first and then the oxygen.
D) Close the oxygen and acetylene simultaneously.
Question 2
The correct lighting procedure for an oxyacetylene torch is:
A) Crack the acetylene and light it first, then add the oxygen.
B) Crack the oxygen and light it first, then add the acetylene.
C) Fully open both the acetylene and oxygen, wait 30 seconds, and then light the mixture.
D) Crack both the acetylene and oxygen and light the mixture.
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Stacking the joints. A. Correct thumb–wrist alignment for applying direct pressure. B. Incorrect ...