{"id":120662,"date":"2023-09-29T03:12:36","date_gmt":"2023-09-29T03:12:36","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=120662"},"modified":"2023-09-29T03:12:38","modified_gmt":"2023-09-29T03:12:38","slug":"epa-certification-exam","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2023\/09\/29\/epa-certification-exam\/","title":{"rendered":"EPA Certification Exam 2023\/2024"},"content":{"rendered":"\n

Which Refrigerants contain the most chlorine? – ANSWER CFC’s
As of what date did it become unlawful to intentionally release Class 1 and Class 2
refrigerants to the atmosphere? – ANSWER July 1, 1992
Which Refrigerants have the lowest zone depletion potential? – ANSWER HFC’s
The molecule found in CFC’s and HCHC’s refrigerants that destroys the ozone in the
stratosphere is: – ANSWER Chlorine
Stratospheric ozone consists of: – ANSWER Three oxygen atoms
Stratospheric ozone depletion is a problem: – ANSWER Global
The Gas in the stratosphere that protects us from ultraviolet radiation is: – ANSWER
Ozone
Which refrigerant is a CFC? – ANSWER R-12
Which refrigerant is an HCFC? – ANSWER R-123 & R-22
Which refrigerant is an HFC? – ANSWER R-134a
Which refrigerant contains no chlorine? – ANSWER R-134a
The Molecule found in the stratosphere that indicates stratospheric ozone depletion is
taking place is: – ANSWER Chlorine monoxide
The following actions would violate the clean air act (CAA): – ANSWER 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: – ANSWER Virgin refrigerant
The rule of thumb for refilling approved cylinders is a maximum of __<\/em><\/strong> percent liquid?<\/p>\n\n\n\n