Section 609 Questions and Answers Already Passed

Section 609 Questions and Answers Already Passed A refillable refrigerant cylinder must not be filled above ______ of its full capacity. - Answer ️️ -80% Ozone layer absorbs and scatters ________ from the sun - Answer ️️ -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. - Answer ️️ -$10,000 Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States - Answer ️️ -Jan 1, 1996 R-134a is a chlorine-free refrigerant - Answer ️️ -True MVAC systems being disposed must be evacuated to _____ of mercury before being scrapped - Answer ️️ -4 inches Ozone at ground level and at Stratosphere is a harmful pollutant - Answer ️️ -False Each chlorine ion can able to destroy ______ ozone molecules - Answer ️️ -100,000 Since _____, it is illegal to vent substitutes for CFC and HCFC refrigerants - Answer ️️ -Nov 15, 1995 For determining the Ozone Depletion Potential ________ having been assigned a factor of 1 - Answer ️️ -CFC-11 Ester-based synthetic oils can be mixed with other oils - Answer ️️ -False Lifetime of CFCs is believed to range from _____ years - Answer ️️ -20-100 CFCs are highly reactive in _____ of atmosphere - Answer ️️ -lower levels At high temperaturesCFC-12 can decompose to form _______ - Answer ️️ -hydrofluoric acid and/or hydrochloric acid The Clean Air Act (CAA) of ______ directs EPA to establish requirements to prevent the release of ozone depleting substances. - Answer ️️ -1990 Non-condensables in a refrigeration system result in a _______ discharge pressure - Answer ️️ -Higher 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. - Answer ️️ -15