EPA 608 Core Test Sample Questions with 100% Correct Answers
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Course
EPA 608
Institution
EPA 608
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 - Answer️️ -a. July 1, 1992
What is the ozone layer...
Describe how one Chlorine atom can destroy 100,000 ozone molecules.
a. Chlorine releases one of the oxygen atoms and forms two O2 oxygen
molecules, leaving the chlorine molecule free to attack another
ozone molecule and repeat the process.
b. Chlorine locks up the ozone molecule and then and then goes after
another.
c. Chlorine converts the ozone to bromine and then attacks more ozone
molecules.
d. Chlorine can bleach 100,000 ozone molecules before it weakens. - Answer✔️✔️-a.
Chlorine releases one of the oxygen atoms and forms two O2 oxygen molecules,
leaving the chlorine molecule free to attack another
ozone molecule and repeat the process.
Which refrigerant contains no chlorine?
a. R-134A
b. R-123
c. R-22
d. R-12 - Answer✔️✔️-a. R-134A
Name the refrigerant types that belong to CFCs, HCFCs and HFCs
a. CFC R-11, R-12, R-500
b. HCFC R-22, R-123
c. HFC R-134a
d. All of the above are correct - Answer✔️✔️-d. All of the above are correct
The rule of thumb for refilling approved cylinders is a maximum of ___ percent
Page | 3
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