An injector-type torch must be used if a low-pressure acetylene generator or low-pressure residential natural gas is used as the fuel gas supply.
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Q14: A good oxyacetylene cut should not only
Q15: If a cut is to be started
Q16: Too slow a cutting speed results in
Q17: _ is used in tips having from
Q18: An excessive amount of preheat flame results
Q20: Too fast a cutting speed results in
Q21: The _ temperature of a material is
Q22: Most cutting tips are made of _
Q23: _ is when the metal bends or
Q24: _ slag is very porous, brittle, and
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