SkillCat EPA 608 Exam 2026 Questions
and Answers
As environmental technicians, we must be up to date with which types of laws? -
Correct answer-Federal, State and Local Laws
For the EPA 608 Universal Certification, how many questions will you receive? -
Correct answer-100
If you need to get Type III certification, which of the following will be on your
exam? - Correct answer-50 questions. 25 Core questions & 25 Type III questions.
What is the passing grade for all EPA certifications? - Correct answer-70%
Once you pass the EPA exam, the regulations you learned will never change. -
Correct answer-False
Do natural events like volcanic eruptions contribute to chlorine in the stratosphere?
- Correct answer-Yes. Can come from natural sources such as volcanoes but are not
the primary source.
Ground level ozone is what absorbs and reflects harmful UV rays from the sun. -
Correct answer-False.
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,In which of the following ways does ozone depletion affect humans? - Correct
answer-Increased risk of skin cancer and cataracts.
Is there evidence that refrigerants are in the stratosphere? - Correct answer-Yes
Which of the following statements is TRUE about chlorine? - Correct answer-A
single chlorine atom can survive in the atmosphere for years.
Ozone has __ atoms of oxygen - Correct answer-3
The majority of ozone is located in the Troposphere. - Correct answer-False
How many molecules of ozone can three molecules of chlorine destroy? - Correct
answer-300,000
What is the major function of ozone in the stratosphere? - Correct answer-Absorb
and reflect UV rays from the sun
What is the primary source of chlorine in the Stratosphere? - Correct answer-
Emissions of refrigerant chemicals such as CFCs and HCFCs by humans
What molecule destroys the ozone layer? - Correct answer-Chlorine
Which of the following are effects of ozone depletion? - Correct answer-
Decreasing crop yields
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,Which refrigerant chemicals are responsible for the destruction of the ozone layer?
- Correct answer-CFC's & HCFC's
Who does ozone depletion affect? - Correct answer-People all over the world
The Clean Air Act states that it is a violation to purposely vent refrigerants that
deplete ozone. - Correct answer-True
After a refrigerant is phased out, can technicians still service equipment containing
that refrigerant? - Correct answer-Yes
After being phased out, where can technicians obtain refrigerant to service
equipment that contains that refrigerant? - Correct answer-From recovered or
reclaimed refrigerant
Can refrigerant be resold? - Correct answer-Yes, but only if it has been reclaimed
to AHRI Standard 700 specifications
Equipment has to be certified to EPA standards in order to recover which of the
following refrigerants? - Correct answer-CFCs, HCFCs & HFCs
If you are selling R-22 refrigerant, who can you sell to? - Correct answer-A
technician with a 608 certification or a business that employs a technician with a
section 608 certification.
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, If you recover R-12 refrigerant, can you use the recovered refrigerant in another
device owned by a different person? - Correct answer-Yes, but only if it has been
reclaimed to AHRI Standard 700 specifications
In the United States, when were all CFCs phased out by? - Correct answer-1995
In the United States, when were R-22 and R-142b phased out? - Correct answer-
2020
In the United States, when will all HCFCs be phased out? - Correct answer-2030
Which of the following records must be kept for an R-22? - Correct answer-Type
of refrigerant, dates, quantity of refrigerant
Section 608 of the Clean Air Act is - Correct answer-Federal Law
State and local regulations - Correct answer-Have to be followed in addition to
federal CAA regulations,
May be stricter than federal CAA regulations, may be stricter than federal CAA
regulations.
The Venting Prohibition requires that you recover affected refrigerant before -
Correct answer-Opening, servicing, disposing equipment
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and Answers
As environmental technicians, we must be up to date with which types of laws? -
Correct answer-Federal, State and Local Laws
For the EPA 608 Universal Certification, how many questions will you receive? -
Correct answer-100
If you need to get Type III certification, which of the following will be on your
exam? - Correct answer-50 questions. 25 Core questions & 25 Type III questions.
What is the passing grade for all EPA certifications? - Correct answer-70%
Once you pass the EPA exam, the regulations you learned will never change. -
Correct answer-False
Do natural events like volcanic eruptions contribute to chlorine in the stratosphere?
- Correct answer-Yes. Can come from natural sources such as volcanoes but are not
the primary source.
Ground level ozone is what absorbs and reflects harmful UV rays from the sun. -
Correct answer-False.
©C0PYRIGHT 2025, ALL RIGHTS RESERVED 1
,In which of the following ways does ozone depletion affect humans? - Correct
answer-Increased risk of skin cancer and cataracts.
Is there evidence that refrigerants are in the stratosphere? - Correct answer-Yes
Which of the following statements is TRUE about chlorine? - Correct answer-A
single chlorine atom can survive in the atmosphere for years.
Ozone has __ atoms of oxygen - Correct answer-3
The majority of ozone is located in the Troposphere. - Correct answer-False
How many molecules of ozone can three molecules of chlorine destroy? - Correct
answer-300,000
What is the major function of ozone in the stratosphere? - Correct answer-Absorb
and reflect UV rays from the sun
What is the primary source of chlorine in the Stratosphere? - Correct answer-
Emissions of refrigerant chemicals such as CFCs and HCFCs by humans
What molecule destroys the ozone layer? - Correct answer-Chlorine
Which of the following are effects of ozone depletion? - Correct answer-
Decreasing crop yields
©C0PYRIGHT 2025, ALL RIGHTS RESERVED 2
,Which refrigerant chemicals are responsible for the destruction of the ozone layer?
- Correct answer-CFC's & HCFC's
Who does ozone depletion affect? - Correct answer-People all over the world
The Clean Air Act states that it is a violation to purposely vent refrigerants that
deplete ozone. - Correct answer-True
After a refrigerant is phased out, can technicians still service equipment containing
that refrigerant? - Correct answer-Yes
After being phased out, where can technicians obtain refrigerant to service
equipment that contains that refrigerant? - Correct answer-From recovered or
reclaimed refrigerant
Can refrigerant be resold? - Correct answer-Yes, but only if it has been reclaimed
to AHRI Standard 700 specifications
Equipment has to be certified to EPA standards in order to recover which of the
following refrigerants? - Correct answer-CFCs, HCFCs & HFCs
If you are selling R-22 refrigerant, who can you sell to? - Correct answer-A
technician with a 608 certification or a business that employs a technician with a
section 608 certification.
©C0PYRIGHT 2025, ALL RIGHTS RESERVED 3
, If you recover R-12 refrigerant, can you use the recovered refrigerant in another
device owned by a different person? - Correct answer-Yes, but only if it has been
reclaimed to AHRI Standard 700 specifications
In the United States, when were all CFCs phased out by? - Correct answer-1995
In the United States, when were R-22 and R-142b phased out? - Correct answer-
2020
In the United States, when will all HCFCs be phased out? - Correct answer-2030
Which of the following records must be kept for an R-22? - Correct answer-Type
of refrigerant, dates, quantity of refrigerant
Section 608 of the Clean Air Act is - Correct answer-Federal Law
State and local regulations - Correct answer-Have to be followed in addition to
federal CAA regulations,
May be stricter than federal CAA regulations, may be stricter than federal CAA
regulations.
The Venting Prohibition requires that you recover affected refrigerant before -
Correct answer-Opening, servicing, disposing equipment
©C0PYRIGHT 2025, ALL RIGHTS RESERVED 4
