What is the most common refrigerant used in large food processing plants?

A) HFC-404A B) Ammonia C) CFC-12 D) R-410A


B

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The ____ is an electronically operated solenoid that turns fuel on and off.

a. fuel injector b. carburetor c. fuel deflector d. fuel restrictor

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What kind of mounting is often used in tunnels and other underground installations where equipment is separated by long distances?

a. Wall mounting b. Direct rod mounting c. Trapeze mounting d. Center-hung mounting

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What refrigerant is currently being used in refrigeration equipment?

A. R-12 and R-404a B. R-22 and R-502 C. R-134a and R-12 D. R-134a and R-404a

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Newer vehicles offer electronic tire pressure monitors to help drivers maintain the safety of their vehicle.

Answer the following statement true (T) or false (F)

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