A good oxyacetylene cut should not only be straight and square, but it also should require little or no postcut cleanup.
Correct Answer:
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Q9: Most nonferrous metals-such as brass, copper, and
Q10: If _ is used in a deeply
Q11: When removing a cutting tip, if the
Q12: Sunglasses or other dark shaded glasses are
Q13: Combination torches are usually longer and have
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
Q19: An injector-type torch must be used if
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