EPA Certification Core Exam Questions
with correct Answers latest 2025/2026
Already Graded A+.
As technicians, we must follow and be up to date on all: - ANS- Federal Law
State Law
Local Law
For Universal Certification, you will receive how many questions? - ANS- 100
If you need to get Type III certification, which of the following will be on your exam? -
ANS- 50 questions - 25 Core questions and 25 Type III questions
What is a passing grade for all EPA certifications? - ANS- 70%
Once you take the EPA exam, you must memorize all regulations because they will stay
the same forever. - ANS- False
Can chlorine in the stratosphere be from natural sources, such as volcanoes? - ANS-
Yes, chlorine can come from natural sources such as volcanoes, but they are not the
primary source
Ground level ozone is what absorbs and reflects harmful UV rays from the sun. - ANS-
FALSE, Ozone in the stratosphere not ground level
In which of the following ways does ozone depletion affect humans? (Select all that
apply) - ANS- Increased risk of skin cancer
Increased risk of cataracts
Is there evidence that refrigerants are in the stratosphere? - ANS- Yes
One molecule of chlorine can destroy how many molecules of ozone? - ANS- 100,000
Ozone has __ atoms of oxygen. - ANS- 3
,The majority of ozone is located in the Troposphere. - ANS- False, the majority of the
ozone is located in the Stratosphere
Three molecules of chlorine can destroy how many molecules of ozone? - ANS- 300,000
What is the major function of ozone in the stratosphere? - ANS- Absorb and reflect UV
rays from the sun
What is the primary source of chlorine in the Stratosphere? - ANS- Emissions of
refrigerant chemicals such as CFCs and HCFCs by humans
What molecule destroys the ozone layer? - ANS- Chlorine
Which of the following are effects of ozone depletion? - ANS- Decreasing crop yields
Threat to wild and marine life
Who does ozone depletion affect? - ANS- People all over the world
After a refrigerant is phased out, can equipment still contain that refrigerant? - ANS- Yes
After a refrigerant is phased out, can technicians still service equipment containing that
refrigerant? - ANS- Yes
After being phased out, where can technicians obtain refrigerant to service equipment
that contains that refrigerant? (Select all that apply) - ANS- From recovered refrigerant
From reclaimed refrigerant
Can refrigerant be resold? - ANS- 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? (Select all that apply) - ANS- CFCs
HCFCs
HFC's
If you are selling R-22 refrigerant, who can you sell to? (Select all that apply) - ANS- A
technician with Section 608 certification
A business that employs a technician with Section 608 certification
If you recover R-12 refrigerant, can you use the recovered refrigerant in another device
owned by a different person? - ANS- Yes, but only if it has been reclaimed to AHRI
Standard 700 specifications
In the United States, when were all CFCs phased out by? - ANS- 1995
, In the United States, when were R-22 and R-142b phased out? - ANS- 2020
In the United States, when will all HCFCs be phased out? - ANS- 2030
Records of which of the following must be kept for R-22? (Select all that apply) - ANS-
Type of refrigerant
Dates
Quantity of refrigerant
Section 608 of the Clean Air Act is: - ANS- Federal law
State and local regulations _______ (Select all that are true) - ANS- Have to be followed
in addition to federal CAA regulations
May be stricter than federal CAA regulations
The Venting Prohibition requires that you recover affected refrigerant before (Select all
that apply): - ANS- Opening equipment
Servicing equipment
Disposing of equipment
Under Section 608 Regulations, who is responsible for ensuring that all refrigerant is
removed before disposing of equipment that contains refrigerant? - ANS- The final
person in the disposal chain
What appliances do Section 608 regulations apply to? - ANS- Freezers
What does SNAP stand for? - ANS- Significant New Alternatives Policy
What is the fine for violating the Clean Air Act (as of 2017)? - ANS- $44,539 per day per
violation
What is the Montreal Protocol? - ANS- An international agreement between 197 countries
What is the purpose of Section 608? (Select all that apply) - ANS- To protect the ozone
layer
To regulate use of chemicals that deplete ozone
What is the purpose of SNAP? (Choose all that apply) - ANS- To evaluate alternative
refrigerants
To further the goals of the CAA
To consider effects of substitute refrigerants on humans
To consider effects of substitute refrigerants on the environment
with correct Answers latest 2025/2026
Already Graded A+.
As technicians, we must follow and be up to date on all: - ANS- Federal Law
State Law
Local Law
For Universal Certification, you will receive how many questions? - ANS- 100
If you need to get Type III certification, which of the following will be on your exam? -
ANS- 50 questions - 25 Core questions and 25 Type III questions
What is a passing grade for all EPA certifications? - ANS- 70%
Once you take the EPA exam, you must memorize all regulations because they will stay
the same forever. - ANS- False
Can chlorine in the stratosphere be from natural sources, such as volcanoes? - ANS-
Yes, chlorine can come from natural sources such as volcanoes, but they are not the
primary source
Ground level ozone is what absorbs and reflects harmful UV rays from the sun. - ANS-
FALSE, Ozone in the stratosphere not ground level
In which of the following ways does ozone depletion affect humans? (Select all that
apply) - ANS- Increased risk of skin cancer
Increased risk of cataracts
Is there evidence that refrigerants are in the stratosphere? - ANS- Yes
One molecule of chlorine can destroy how many molecules of ozone? - ANS- 100,000
Ozone has __ atoms of oxygen. - ANS- 3
,The majority of ozone is located in the Troposphere. - ANS- False, the majority of the
ozone is located in the Stratosphere
Three molecules of chlorine can destroy how many molecules of ozone? - ANS- 300,000
What is the major function of ozone in the stratosphere? - ANS- Absorb and reflect UV
rays from the sun
What is the primary source of chlorine in the Stratosphere? - ANS- Emissions of
refrigerant chemicals such as CFCs and HCFCs by humans
What molecule destroys the ozone layer? - ANS- Chlorine
Which of the following are effects of ozone depletion? - ANS- Decreasing crop yields
Threat to wild and marine life
Who does ozone depletion affect? - ANS- People all over the world
After a refrigerant is phased out, can equipment still contain that refrigerant? - ANS- Yes
After a refrigerant is phased out, can technicians still service equipment containing that
refrigerant? - ANS- Yes
After being phased out, where can technicians obtain refrigerant to service equipment
that contains that refrigerant? (Select all that apply) - ANS- From recovered refrigerant
From reclaimed refrigerant
Can refrigerant be resold? - ANS- 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? (Select all that apply) - ANS- CFCs
HCFCs
HFC's
If you are selling R-22 refrigerant, who can you sell to? (Select all that apply) - ANS- A
technician with Section 608 certification
A business that employs a technician with Section 608 certification
If you recover R-12 refrigerant, can you use the recovered refrigerant in another device
owned by a different person? - ANS- Yes, but only if it has been reclaimed to AHRI
Standard 700 specifications
In the United States, when were all CFCs phased out by? - ANS- 1995
, In the United States, when were R-22 and R-142b phased out? - ANS- 2020
In the United States, when will all HCFCs be phased out? - ANS- 2030
Records of which of the following must be kept for R-22? (Select all that apply) - ANS-
Type of refrigerant
Dates
Quantity of refrigerant
Section 608 of the Clean Air Act is: - ANS- Federal law
State and local regulations _______ (Select all that are true) - ANS- Have to be followed
in addition to federal CAA regulations
May be stricter than federal CAA regulations
The Venting Prohibition requires that you recover affected refrigerant before (Select all
that apply): - ANS- Opening equipment
Servicing equipment
Disposing of equipment
Under Section 608 Regulations, who is responsible for ensuring that all refrigerant is
removed before disposing of equipment that contains refrigerant? - ANS- The final
person in the disposal chain
What appliances do Section 608 regulations apply to? - ANS- Freezers
What does SNAP stand for? - ANS- Significant New Alternatives Policy
What is the fine for violating the Clean Air Act (as of 2017)? - ANS- $44,539 per day per
violation
What is the Montreal Protocol? - ANS- An international agreement between 197 countries
What is the purpose of Section 608? (Select all that apply) - ANS- To protect the ozone
layer
To regulate use of chemicals that deplete ozone
What is the purpose of SNAP? (Choose all that apply) - ANS- To evaluate alternative
refrigerants
To further the goals of the CAA
To consider effects of substitute refrigerants on humans
To consider effects of substitute refrigerants on the environment
