Exam (elaborations)
Oxyacetylene Welding/ Brazing (With 100% Error-Free Answers)
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why is the oxygen cylinder painted green? correct answers for identification purposes. this is the military standard. why shouldn't the acetylene cylinder valve be open more than 1 1/2 turns? correct answers to close the cylinder quickly in the event of a fire in the hose. what permits us to ...
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