EPA Certification Exam Questions and Answers Graded A

Document Content and Description Below

EPA Certification Exam Questions and Answers Graded A Which Refrigerants contain the most chlorine? ✔✔CFC's As of what date did it become unlawful to intentionally release Class 1 and Class 2 r ... efrigerants to the atmosphere? ✔✔July 1, 1992 Which Refrigerants have the lowest zone depletion potential? ✔✔HFC's The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the stratosphere is: ✔✔Chlorine Stratospheric ozone consists of: ✔✔Three oxygen atoms Stratospheric ozone depletion is a _________ problem: ✔✔Global The Gas in the stratosphere that protects us from ultraviolet radiation is: ✔✔Ozone Which refrigerant is a CFC? ✔✔R-12 Which refrigerant is an HCFC? ✔✔R-123 & R-22 Which refrigerant is an HFC? ✔✔R-134a Which refrigerant contains no chlorine? ✔✔R-134a The Molecule found in the stratosphere that indicates stratospheric ozone depletion is taking place is: ✔✔Chlorine monoxide The following actions would violate the clean air act (CAA): ✔✔Knowingly releasing Class 1 Class 2 substances failing to keep or falsifying required records failing to tech the required evacuation levels before opening a systems to the atmosphere for service One time (disposable) refrigerant cylinders are used for: ✔✔Virgin refrigerant The rule of thumb for refilling approved cylinders is a maximum of _____ percent liquid? ✔✔80% The time it takes to properly evacuate and dehydrate a system prior to charging with refrigerant is determined by the: ✔✔Total volume of the system Amount of non-condensibles (moisture) in the system Ambient Temperature [Show More]

Last updated: 2 years ago

Preview 1 out of 13 pages

Buy Now

Instant download

We Accept: