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jihuygu jihuygu
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Posts: 601
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6 years ago
Each of the following is a method used to maintain indoor air quality except _____.
 
  A) an open window
  B) electronic air cleaners
  C) exhaust fans
  D) condensate pumps



[Ques. 2] The purpose of regulating the handling and disposal of refrigerants is to prevent _____.
 
  A) the release of ultraviolet rays from the Earth
  B) chlorine from destroying the Earths ozone layer
  C) contact with refrigerants because they cause skin cancer
  D) criminals from owning refrigerant



[Ques. 3] Another name for a VOM is a(n) _____.
 
  A) ammeter
  B) multimeter
  C) voltmeter
  D) current meter



[Ques. 4] If a refrigerant is removed from a system and held in a storage tank for return to the same system, it is said to
  have been _____.
 
  A) reclaimed
  B) recycled
  C) recovered
  D) restored



[Ques. 5] hich of these heating methods is most commonly used as a heat source in cold climates?
 
  A) Kerosene heaters
  B) Coal furnaces
  C) Natural gas furnaces
  D) Electric heaters
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flwoerdustflwoerdust
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Posts: 322
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6 years ago
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