EPA 608 Newest exam prep test bank with a
review of over 450 latest real exam questions and
correct answers review 2026-2027/ EPA 608
Universal exam/ EPA 608 SKILLCAT Exam
prep/ EPA 608 Certification test prep
The EPA requires the installation of a service aperture or process stub on all
appliances using a class I or class II substance as a refrigerant. The main purpose
of this requirement is to make it easier to:
A. Recover refrigerant
B. Add refrigerant
C. Remove refrigerant
D. Store refrigerant
-ANSWER- A
Which refrigerant contains a CFC?
A. R-134a
B. R-410A
C. R-500
D. R-22
-ANSWER- C
Refrigeration technicians who violate the Clean Air Act can:
A. Only receive a warning
B. Lose their EPA certification, be fined, be required to appear in Federal court
C. Only be fined
D. Only lose their EPA certification
-ANSWER- B
After 1995, any supplies of CFC refrigerants to service existing units in the USA
can only come from:
1
,A. New production
B. Recovery and recycling
C. Importation
D. Manufacturing
-ANSWER- B
Refrigerant that is recovered can be returned to:
A. Any system regardless of ownership
B. The same system or other systems owned by the same person without restriction
C. Only the same system
D. Only systems owned by a different person
-ANSWER- B
Use________ to remove ice from a sight glass.
A. An alcohol spray
B. Hot water
C. Compressed air
D. Nitrogen
-ANSWER- A
According to the EPA, an oil sample should be taken for which of the following
reasons?
A. The system had a leak or a major component failure
B. The system is new
C. The system is low on refrigerant
D. The system is noisy
-ANSWER- A
Recycling and recovery equipment intended for use with air-conditioning and
refrigeration equipment(except for small appliances) must be tested under:
A. ARI 700
B. ARI 740
C. AHRI 700
D. AHRI 740
-ANSWER- B
Refrigerant entering the compressor of a refrigeration system is a:
2
,A. Superheated vapor
B. Subcooled liquid
C. Saturated vapor
D. Saturated liquid
-ANSWER- A
What is being done in the U.S. to stop damage to the stratospheric ozone layer?
A. Capturing and ultimately eliminating use of chlorofluorocarbons
B. Increasing use of chlorofluorocarbons
C. Ignoring the problem
D. Exporting chlorofluorocarbons
-ANSWER- A
The type of oil that is most commonly used in stationary refrigeration applications
with HFC-134a refrigerant is:
A. Mineral oil
B. Alkylbenzene
C. Ester oil
D. Silicone oil
-ANSWER- C
The term used to describe the fact that a refrigerant blend has a range of boiling or
condensing points at a constant pressure is:
A. Temperature glide
B. Temperature drop
C. Temperature rise
D. Temperature fall
-ANSWER- A
Which refrigerant contains a CFC?
A. R-134a
B. R-410A
C. R-12
D. R-22
-ANSWER- C
Under EPA's regulations, what standard must reclaimed refrigerant meet before it
can be resold?
3
, A. ARI 700
B. ARI 740
C. AHRI 700
D. AHRI 740
-ANSWER- A
An example of a HFC refrigerant is:
A. R-22
B. R-12
C. R-134a
D. R-11
-ANSWER- C
It is illegal to:
A. Knowingly release any refrigerant during the service, maintenance, repair or
disposal of appliances, with the exception of de minimis releases
B. Accidentally release refrigerant
C. Release refrigerant during catastrophic equipment failure
D. Release refrigerant when disconnecting low loss fittings
-ANSWER- A
Which type of refrigerant is the most harmful to stratospheric ozone?
A. CFC
B. HCFC
C. HFC
D. HFO
-ANSWER- A
Refrigerant that enters the expansion or throttling device (also known as the
metering device) is a:
A. Liquid
B. Vapor
C. Solid
D. Supercritical fluid
-ANSWER- A
Which of the following statements would be considered good service practices for
conserving refrigerant?
4
review of over 450 latest real exam questions and
correct answers review 2026-2027/ EPA 608
Universal exam/ EPA 608 SKILLCAT Exam
prep/ EPA 608 Certification test prep
The EPA requires the installation of a service aperture or process stub on all
appliances using a class I or class II substance as a refrigerant. The main purpose
of this requirement is to make it easier to:
A. Recover refrigerant
B. Add refrigerant
C. Remove refrigerant
D. Store refrigerant
-ANSWER- A
Which refrigerant contains a CFC?
A. R-134a
B. R-410A
C. R-500
D. R-22
-ANSWER- C
Refrigeration technicians who violate the Clean Air Act can:
A. Only receive a warning
B. Lose their EPA certification, be fined, be required to appear in Federal court
C. Only be fined
D. Only lose their EPA certification
-ANSWER- B
After 1995, any supplies of CFC refrigerants to service existing units in the USA
can only come from:
1
,A. New production
B. Recovery and recycling
C. Importation
D. Manufacturing
-ANSWER- B
Refrigerant that is recovered can be returned to:
A. Any system regardless of ownership
B. The same system or other systems owned by the same person without restriction
C. Only the same system
D. Only systems owned by a different person
-ANSWER- B
Use________ to remove ice from a sight glass.
A. An alcohol spray
B. Hot water
C. Compressed air
D. Nitrogen
-ANSWER- A
According to the EPA, an oil sample should be taken for which of the following
reasons?
A. The system had a leak or a major component failure
B. The system is new
C. The system is low on refrigerant
D. The system is noisy
-ANSWER- A
Recycling and recovery equipment intended for use with air-conditioning and
refrigeration equipment(except for small appliances) must be tested under:
A. ARI 700
B. ARI 740
C. AHRI 700
D. AHRI 740
-ANSWER- B
Refrigerant entering the compressor of a refrigeration system is a:
2
,A. Superheated vapor
B. Subcooled liquid
C. Saturated vapor
D. Saturated liquid
-ANSWER- A
What is being done in the U.S. to stop damage to the stratospheric ozone layer?
A. Capturing and ultimately eliminating use of chlorofluorocarbons
B. Increasing use of chlorofluorocarbons
C. Ignoring the problem
D. Exporting chlorofluorocarbons
-ANSWER- A
The type of oil that is most commonly used in stationary refrigeration applications
with HFC-134a refrigerant is:
A. Mineral oil
B. Alkylbenzene
C. Ester oil
D. Silicone oil
-ANSWER- C
The term used to describe the fact that a refrigerant blend has a range of boiling or
condensing points at a constant pressure is:
A. Temperature glide
B. Temperature drop
C. Temperature rise
D. Temperature fall
-ANSWER- A
Which refrigerant contains a CFC?
A. R-134a
B. R-410A
C. R-12
D. R-22
-ANSWER- C
Under EPA's regulations, what standard must reclaimed refrigerant meet before it
can be resold?
3
, A. ARI 700
B. ARI 740
C. AHRI 700
D. AHRI 740
-ANSWER- A
An example of a HFC refrigerant is:
A. R-22
B. R-12
C. R-134a
D. R-11
-ANSWER- C
It is illegal to:
A. Knowingly release any refrigerant during the service, maintenance, repair or
disposal of appliances, with the exception of de minimis releases
B. Accidentally release refrigerant
C. Release refrigerant during catastrophic equipment failure
D. Release refrigerant when disconnecting low loss fittings
-ANSWER- A
Which type of refrigerant is the most harmful to stratospheric ozone?
A. CFC
B. HCFC
C. HFC
D. HFO
-ANSWER- A
Refrigerant that enters the expansion or throttling device (also known as the
metering device) is a:
A. Liquid
B. Vapor
C. Solid
D. Supercritical fluid
-ANSWER- A
Which of the following statements would be considered good service practices for
conserving refrigerant?
4
