The time of postflow is determined by the welding current and the ____.
A. tungsten size
B. grain size
C. weld size
D. overall size
Answer: A
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Which of the following statements is LEAST-Likely true?
A. Fuel hose must always be routed so that it is at least 4" (100 mm) away from any part of the exhaust system. B. Fuel injection lines do not maintain pressure when the engine is off. C. Catalytic converters run hotter than the rest of the exhaust system. D. Fuel hoses should not be any closer than 10" (284 mm) from a catalytic converter.
____________________ draft is the draft taken over the fire.
Fill in the blank(s) with the appropriate word(s).
Which of the following does most to eliminate human error when performing inventory of shop equipment?
A. keying data into computer B. maintaining hand-written records C. bar code tracking D. backing up computer data files
One can recognize hazardous materials by looking on the container:
a. Labels. b. Shapes. c. Covers.