Cfc refrigerants r 11 - Study guides, Class notes & Summaries

Dont disolve iin water What characteristic or characteristics of CFCs make them more likely than other chlorine compounds to reach the stratosphere? 100,000 ozone molecules Each chlorine atom in the stratosphere can destroy how many ozone molecules? Theyre all CFC's Which refrigerant contains a CFC? R500, R12, R113 or R11? Hydrogen, chlorine, flourine and carbon HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? HFC R 134A Which refrigerant is a chlorine fre...

1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant o :## FALSE 2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 o :## CFC-11 3. Ozone layer absorbs and scatters __________ form the sun o :## Ultraviolet light 4. T/F R-134 is a chlorine-free refrigerant o :## TRUE 5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity o :## 80% 6. T/F Ester-based synthetic oils can be mixed with oi...

EPA 608 Type 3 exam with 100% Complete Solutions (Latest 2024/2025)The maximum test pressure for leak testing a low pressure centrifugal is: 10 psig Leak test and repair the chiller to reduce refrigerant loss from a pruge unit on CFC-11 chiller ... A hydrostatic tube test kit is used to: determine if a tube leaks Commercial and industrial process refrigeration systems must be repaired when the leak rate exceeds ____ of the charge per year. 35% Refrigerant recovery typically start with ...

As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? July 1, 1992. What is the ozone layer and why is it important to us on Earth? Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that extends about 6 to 30 miles above earth. The atom found in CFC and HCFC refrigerants that destroys ozone in the stratosphere is? Chlorine. What is an ozone molecule made of? Three oxygen a...

EPA 608 Core Test Sample Questions With 100% Correct Answers As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - answera. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays in the stratosphere layer that...

EPA 608 Core Test Sample Questions | 100% Correct Answers | Verified | Latest 2024 Version As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? a. July 1, 1992 b. July 1, 1993 c. November 14, 1994 d. January 1, 1996 - a. July 1, 1992 What is the ozone layer and why is it important to us on Earth? a. Thin layer of R-22 in the atmosphere that filters UV. b. Protective shield for Earth from the sun's harmful ultraviolent (UV) rays...

R-134a is a chlorine-free refrigerant Answer: True Ozone layer absorbs and scatters ________ from the sun Answer: ultraviolet light For determining the Ozone Depletion Potential ________ having been assigned a factor of 1 Answer: CFC-11 A refillable refrigerant cylinder must not be filled above ______ of its full capacity. Answer: 80% Ozone at ground level and at Stratosphere is a harmful pollutant Answer: False Each chlorine ion can able to...

EPA 609 Practice Questions with Complete Solutions 100% Verified Correct Answers R-134a is a chlorine-free refrigerant - Correct Answers True Ozone layer absorbs and scatters ________ from the sun - Correct Answers ultraviolet light For determining the Ozone Depletion Potential ________ having been assigned a factor of 1 - Correct Answers CFC-11 A refillable refrigerant cylinder must not be filled above ______ of its full capacity. - Correct Answers 80% Ozone at ground level and at ...

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 2 | P a g e Ozone at ground level ...

EPA 608 Type 3 Exam Questions And Answers On low pressure chillers, moisture typically enters the refrigerant system through - ANS air leaks from areas with gaskets or fittings The maximum test pressure for leak testing a low pressure centrifugal is: - ANS 10 psig Leak test and repair the chiller to reduce refrigerant loss from a purge unit on CFC-11 chiller - ANS ... A hydrostatic tube test kit is used to: - ANS determine if a tube leaks Commercial and industrial proce...