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EPA Version D34 Exam Questions and Answers

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which of the following gases is used as the baseline measurement for global warming potential? - Answer-carbon dioxide how does the global warming potential of R-410A compare to carbon dioxide? - Answer-it is thousands of times greater how do the global warming potentials of isobutane (R-600a), propane (R-290_ and R-441A compare to the GWPs of HFC-134a, R-404A and R-410A? - Answer-they are significantly lower which of the following refrigerants is an HFO? - Answer-R-1234yf Which of the following is a "high-pressure refrigerant" under EPA's section 608 regulations? - Answer-R-410A Which of the following gases help form the earth's protective shield? - Answer-Stratospheric Ozone HCFC refrigerants contain which of the following - Answer-hydrogen, chlorine, fluorine, and carbon Which of the following refrigerants damages stratospheric ozone? - Answer-HCFCs what is the strongest evidence that HCFCs are in the stratosphere - Answer-measurement of HCFCs in air samples from the stratosphere which of the following is not a violation of the Clean Air Act or EPA's regulation? - Answer-knowingly recovering an exempt refrigerant which of the following is not a violation of the refrigerant management regulations under the Clean Air Act? - Answer-Servicing a system that uses CFCs or HCFCs after the phaseout of those refrigerants. What is the phaseout date for the production and import of new R-22 in the U.S.? - Answer-2020 Which refrigerants) must be recovered before opening or disposing of appliances? - Answer-HFCs, CFCs, HCFCs Which of the following appliances is not covered by EPA Section 608 regulations? - Answer-Desiccant dehumidifiers

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EPA Version D34 Exam Questions and
Answers
which of the following gases is used as the baseline measurement for global warming
potential? - Answer-carbon dioxide

how does the global warming potential of R-410A compare to carbon dioxide? - Answer-
it is thousands of times greater

how do the global warming potentials of isobutane (R-600a), propane (R-290_ and R-
441A compare to the GWPs of HFC-134a, R-404A and R-410A? - Answer-they are
significantly lower

which of the following refrigerants is an HFO? - Answer-R-1234yf

Which of the following is a "high-pressure refrigerant" under EPA's section 608
regulations? - Answer-R-410A

Which of the following gases help form the earth's protective shield? - Answer-
Stratospheric Ozone

HCFC refrigerants contain which of the following - Answer-hydrogen, chlorine, fluorine,
and carbon

Which of the following refrigerants damages stratospheric ozone? - Answer-HCFCs

what is the strongest evidence that HCFCs are in the stratosphere - Answer-
measurement of HCFCs in air samples from the stratosphere

which of the following is not a violation of the Clean Air Act or EPA's regulation? -
Answer-knowingly recovering an exempt refrigerant

which of the following is not a violation of the refrigerant management regulations under
the Clean Air Act? - Answer-Servicing a system that uses CFCs or HCFCs after the
phaseout of those refrigerants.

What is the phaseout date for the production and import of new R-22 in the U.S.? -
Answer-2020

Which refrigerants) must be recovered before opening or disposing of appliances? -
Answer-HFCs, CFCs, HCFCs

Which of the following appliances is not covered by EPA Section 608 regulations? -
Answer-Desiccant dehumidifiers

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