EPA 608 CORE LATEST EXAM 2024 COMPLETE 110 ACTUAL EXAM
QUESTIONS AND CORRECT VERIFIED ANSWERS/ GRADED A+
1. Refrigeration technicians who violate the clean air act all of the above
can:
A. lose their epa certification
B. be fined.
C. be required to appear in federal court
D. all of the above
2. It has been illegal to vent substitutes for CFC and november 1995
HCFC refrigerants since:
3. which refrigerant has the lowest odp? R22
R22, R11, R12, R113
4. to remove refrigerant in any condition from a system recover
and store it in an external container without necessar-
ily testing or processing it in any way is to ________.
5. Does the EPA recognize any refrigerant "drop-in" re- no
placements?
6. Do low ambient temperatures slow or speed up the slow
process of refrigerant recovery?
7. Chemical composition of R-124 hcfc
8. The term used to describe the fact that a refrigerant temperature glide
blend has a range of boiling or condensing points at
a constant pressure is ________ _________.
9. What is the best proof that there are CFCs in the CFCs in air sam-
atmosphere? ples from the at-
Is it the measurement of: mosphere
A. CFCs in smog
B. other man-made compounds in air samples from
the stratosphere?
C. CFCs in air samples from the atmosphere
10. According to the EPA, which of the following do NOT all contribute
contribute to global warming? CFC, HCFC, HFC?
, EPA 608 CORE LATEST EXAM 2024
11. Even though R-22 is considered non-toxic, it: can cause asphyx-
A. is lighter than air ia
B. can cause asphyxia
C. is a class 1 refrigerant
D. can be detected by its color
12. CFCs will no longer be manufactured or imported into 1995
the U.S. after what year?
13. A system is dehydrated to remove water and _____ water vapor
______.
14. Which of the following refrigerants contains a CFC: R500
R500, R410A, R134A, OR R123?
15. The EPA's definition of a, type 1, small appliance, is a 5
device that contains a factory charge of _____ lbs or
less and is hermetically sealed at the factory.
16. The EPA regulation requires any person who opens small appliances
an appliance for maintenance to have at least one
self-contained recovery machine available. The only
exception: _____ _____
17. At high temperatures, R-12 and R-22 can decompose Phosgene gas
to form: ______ _______.
18. The EPA recommends, for safety, goggles when work- respirator
ing with compressed gas, and _________ when work-
ing with refrigerant.
19. When it comes to schrader valves, inspecting, replac- critical
ing damaged valves, and capping service ports is
considered ______.
20. The EPA believes that the most effective leak detec- electronic ultra-
tion method is: __________ or ___________. sonic
21. The chemical composition of R-134A is: hfc
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