Hydronic heating can refer to both ____________________ and ____________________.
Fill in the blank(s) with the appropriate word(s).
hot water, steam
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It is possible for the same air conditioner to have a different capacity and efficiency with each coil it is matched to
Indicate whether the statement is true or false
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What is the most important reason NOT to wear jewelry when working on air conditioning equipment?
A. shows vanity B. might offend customers C. could lose the jewelry D. creates risk of potential electrical shock
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Which of the following is NOT normally present on both the PLCs and PCs?
A) Solid state memory B) Motherboard C) Processor D) Input modules
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Which infectious disease is also known as bloody scours or black scours?
A. influenza B. swine dysentery C. porcine circovirus D. leptospirosis
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