Oxy-Acetylene Welding Quiz Form
Test your knowledge of oxy-acetylene welding safety, equipment, and procedures. All questions are required. This is a real quiz for welding fundamentals.
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Which gas is stored in the red cylinder in oxy-acetylene welding?
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Acetylene
Oxygen
Argon
Nitrogen
What is the maximum safe working pressure for acetylene gas?
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15 psi (pounds per square inch)
30 psi
50 psi
100 psi
True or False: Oxygen cylinders should be opened slowly and fully.
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True
False
Which of the following is a critical safety step before lighting the torch?
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Check for gas leaks
Wear open-toed shoes
Remove safety glasses
Use a match to check for leaks
What color is the hose used for oxygen in oxy-acetylene welding?
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Green
Red
Blue
Black
Select all personal protective equipment (PPE) required for oxy-acetylene welding.
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Welding goggles or face shield
Flame-resistant gloves
Long-sleeved cotton clothing
Synthetic fiber shirt
Leather boots
Describe the correct sequence for shutting down an oxy-acetylene welding setup.
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Which flame type is ideal for most oxy-acetylene welding jobs?
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Neutral flame
Carburizing (reducing) flame
Oxidizing flame
Safety flame
What is the primary hazard of opening the acetylene cylinder valve too quickly?
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Flashback or explosion risk
Low flame temperature
Gas freezing
No hazard
List one sign of a faulty welding hose.
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