A polluted system can be referred to as a ____ hazard risk.

a. low
b. medium
c. high
d. toxic


ANSWER: a

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? Identify and state the historical significance of Ernest Hemingway.

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Skills USA sponsors:

A) Financially challenged students with educational grants to attend post-secondary trade schools. B) National competitions in journey-level skill areas, including bidding and estimating HVACR systems. C) International competitions in fundamental skill areas for students attending trade and technical schools. D) HVACR industry trade publications.

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