Exam (elaborations)
Oxygen Acetylene Torch Set up and Take Down
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Step 1 (set up) Make sure that main valves are off and the regulator pressure adjusting screws are backed out with no pressure readings on the gauges. Step 2 (set up) Ensure torch valves are off. Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:02 / 0:15 ...
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