To insure accurate testing, the best material to use for connecting lines to the vacuum pump and gauge set is ____.
A. light flexible hose
B. heavy duty rubber gauge line
C. copper tube
D. garden hose
Answer: C
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The item in the following list that is not a use for interior trim is _____.
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What is a wet-bulb temperature reading?
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When a request is made for the contractor to provide additional work which was not originally specified in the contract, we call this request __________________.