EPA 609 FlashcardsQuick passupdate 2024

Lifetime of CFCs is believed to range from _____ years? - 2 to 100 For determining the Ozone Depletion Potential ________ having been assigned a factor of 1? - CFC-11 Ester-based synthetic oils can be mixed with other oils? - False Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States? - January 1, 1996 Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants? - November 15, 1995 Ozone at ground level ans at Stratosphere is a harmful pollutant? - False A refillable refrigerant cylinder must not be filled above ______ of its full capacity? - 80% Each chlorine ion can able to destroy ______ ozone mole? - 100,000 R-134a is a chlorine-free refrigerant? - True MVAC systems being disposed must be evacuated to _____ of mercury before being scrapped? - 4 inches Ozone layer absorbs and scatters ________ from the sun? - Ultraviolet light An award of up to ______ may be paid to a person supplying information that leads to a penalty against a technician who is intentionally venting? - 10,000 Every refrigerant cylinder need not be protected by some type of pressure relief device? - False Ozone molecule consists of ______ atoms of oxygen? - Three CFCs are highly reactive in _____ of atmosphere? - Lower level Over the road refrigeration units and R-22 (HCFC) air conditioning, such as that found in buses, also requires Section ______ certification? - 608 Stratosphere layer consists of about _____ of the available Ozone? - 90% Moisture level in Recycled R-12 (CFC-12) that has been directly removed from, and intended to be returned to, a mobile air-conditioning system cannot exceed _______ PPM by weight? - 15 Ozone depletion Increase global warming? - True Non-condensables in a refrigeration system result in a _______ discharge pressure? - Higher At high temperaturesCFC-12 can decompose to form _______? - Both options are correct: hydrofluoric acid and hydrochloric acid If a technician is already trained and certified to handle CFC-12, he has to be re-certified to handle HFC-134a? - False The Clean Air Act (CAA) of ______ directs EPA to establish requirements to prevent the release of ozone depleting substances? - 199