____________________________ heat pumps utilize two coaxial heat exchangers, as compared to only one on the water-to-air configuration.

Fill in the blank(s) with the appropriate word(s).


Water to water

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Compression joints use a rubber gasket to join ductile bell-and-spigot pipe. The gaskets come in two weights: _____.

a. extra light and extra heavy b. horizontal and vertical c. four-point and six-point d. service weight and extra heavy

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The difference between what is acceptable, fit for service, and perfection is known as ____________________.

Fill in the blank(s) with the appropriate word(s).

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Which of the following tasks is part of forming crisis communication teams?

a. scheduling an actual crisis b. determining who communicates with the media during a crisis c. issuing a press release about potential crises d. identifying which person will take the blame during a crisis

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Damaged threads in an engine block can be repaired using which of these methods?

A) A key lock insert B) A threaded insert C) Either A of B D) Neither A nor B

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