_____ hazards are caused by high concentrations of vapors, gases, or solids in the form of dust.
Fill in the blank(s) with the appropriate word(s).
chemical
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A(n) ____________________ keeps the engine running at a steady speed by opening or closing the throttle valve.
Fill in the blank(s) with the appropriate word(s).
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Algae can accumulate and other plant and animal life can appear if cooling tower _______ is not controlled.
a. thermodynamics b. water chemistry c. temperature d. flow
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The number one producer and consumer of rabbits in the world is:
A. U.S. B. France C. Asia D. Canada
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What is a chiller?
A) A refrigeration system designed to cool refrigerant B) A refrigeration system designed to cool beer mugs C) A refrigeration system used to cool walk-in freezers D) A refrigeration system designed to cool liquid
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