EPA 609 PRACTICE QUESTIONS WITH COMPLETE SOLUTIONS
Lifetime of CFCs is believed to range from _____ years? correct answer: 2 to 100 For determining the Ozone Depletion Potential ________ having been assigned a factor of 1? correct answer: CFC-11 Ester-based synthetic oils can be mixed with other oils? correct answer: False Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States? correct answer: January 1, 1996 Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants? correct answer: November 15, 1995 Ozone at ground level ans at Stratosphere is a harmful pollutant? correct answer: False A refillable refrigerant cylinder must not be filled above ______ of its full capacity? correct answer: 80% Each chlorine ion can able to destroy ______ ozone mole? correct answer: 100,000 R-134a is a chlorine-free refrigerant? correct answer: True MVAC systems being disposed must be evacuated to _____ of mercury before being scrapped? correct answer: 4 inches
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- EPA 609
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- July 21, 2023
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epa 609 practice questions with complete solution
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