____are used to tighten or loosen nut-and-bolt-type fasteners.

a. Pliers
b. Cutters
c. Wrenches
d. Screwdrivers

c. Wrenches

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____ siding is finished with a baked-on enamel.

a.Aluminum b.Hardboard c.Plywood d.Fiber-cement

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The evaporator fan for a split-system air conditioner is a ________

A) squirrel-cage fan B) shaded-pole fan C) blade fan

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Polished or plated pipe is removed or installed with a(n) _____ wrench to prevent damage to the pipe.

a. offset b. chain c. straight d. strap

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A vacuum pump removes ____________________ and air from a refrigeration system.

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

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