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Q1: Burns _.<br>A) are caused by heat and
Q19: As the joint space decreases, _.<br>A) the
Q21: Acetylene cylinders that have been lying on
Q33: To obtain the absolute pressure, _.<br>A) read
Q36: The E6010 electrodes are designed to be
Q38: The _ is the lowest possible melting
Q45: The voltage required for plasma arc processes
Q46: _ has the capacity to etch rapidly
Q50: High carbon steels usually have a carbon
Q53: If more than one torch is to