EPA 608
EPA 608 CERTIFICATION EXAM QUESTIONS AND ANSWERS
Which Refrigerants contain the most chlorine? - correct
answer CFC's
As of what date did it become unlawful to
intentionally release Class 1 and Class 2 refrigerants
to the atmosphere? - correct answer July 1, 1992
Which Refrigerants have the lowest zone depletion
potential? - correct answer HFC's
The molecule found in CFC's and HCHC's refrigerants
that destroys the ozone in the stratosphere is: - correct
answer Chlorine
,EPA 608
Stratospheric ozone consists of: - correct answer Three
oxygen atoms
Stratospheric ozone depletion is a _________
problem: - correct answer Global
The Gas in the stratosphere that protects us from
ultraviolet radiation is: - correct answer Ozone
Which refrigerant is a CFC? - correct answer R-12
Which refrigerant is an HCFC? - correct answer R-123 & R-
22
Which refrigerant is an HFC? - correct answer R-134a
, EPA 608
Which refrigerant contains no chlorine? - correct answer
R-134a
The Molecule found in the stratosphere that
indicates stratospheric ozone depletion is taking
place is: - correct answer Chlorine monoxide
The following actions would violate the clean air act
(CAA): - correct 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: - correct answer Virgin refrigerant
The rule of thumb for refilling approved cylinders is
a maximum of _____ percent liquid? - correct answer 80%
EPA 608 CERTIFICATION EXAM QUESTIONS AND ANSWERS
Which Refrigerants contain the most chlorine? - correct
answer CFC's
As of what date did it become unlawful to
intentionally release Class 1 and Class 2 refrigerants
to the atmosphere? - correct answer July 1, 1992
Which Refrigerants have the lowest zone depletion
potential? - correct answer HFC's
The molecule found in CFC's and HCHC's refrigerants
that destroys the ozone in the stratosphere is: - correct
answer Chlorine
,EPA 608
Stratospheric ozone consists of: - correct answer Three
oxygen atoms
Stratospheric ozone depletion is a _________
problem: - correct answer Global
The Gas in the stratosphere that protects us from
ultraviolet radiation is: - correct answer Ozone
Which refrigerant is a CFC? - correct answer R-12
Which refrigerant is an HCFC? - correct answer R-123 & R-
22
Which refrigerant is an HFC? - correct answer R-134a
, EPA 608
Which refrigerant contains no chlorine? - correct answer
R-134a
The Molecule found in the stratosphere that
indicates stratospheric ozone depletion is taking
place is: - correct answer Chlorine monoxide
The following actions would violate the clean air act
(CAA): - correct 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: - correct answer Virgin refrigerant
The rule of thumb for refilling approved cylinders is
a maximum of _____ percent liquid? - correct answer 80%
