1|Page
EPA 608 EXAM NEWEST EXAM 2025 | QUESTIONS AND
CORRECT ANSWERS (VERIFIED ANSWERS) | ALREADY
GRADED A+||BRAND NEW VERSION!!
As environmental technicians, we must be up to date with which
type of laws? - ANSWERS--Federal, State, and Local Laws
For EPA 608 Universal Certification, how many questions will you
receive? - ANSWERS--100
If you need to get type III certification, what will be on your exam? -
ANSWERS--50 questions, 25 core and 25 type III questions.
What is the passing grade for all EPA certifications? - ANSWERS--70%
Once you Pass the EPA exam, the regulations you learn will never
change. - ANSWERS--False
Do natural events like volcanic eruptions contribute to chlorine in the
stratosphere? - ANSWERS--Yes, but are not the primary source
,2|Page
True or False: Ground level ozone is what absorbs and reflects
harmful UV rays from the sun. - ANSWERS--False
In which of the following ways does ozone depletion affect humans?
- ANSWERS--Increased risk of skin cancer and cataracts
Is there evidence that refrigerants are in the stratosphere? -
ANSWERS--YES
Which of the following statements is TRUE about chlorine? -
ANSWERS--A single chlorine atom can survive in the atmosphere for
years.
Ozone has __ atoms of oxygen. - ANSWERS--3
The majority of ozone is located in the Troposphere. t or f? -
ANSWERS--False
How many molecules of ozone can three molecules of chlorine
destroy? - ANSWERS--300,000 (100,000 per chlorine molecule)
What is the major function of ozone in the stratosphere? -
ANSWERS--Absorb and reflect UV rays from the sun.
,3|Page
What is the primary source of chlorine in the stratosphere? -
ANSWERS--Emissions of refrigerant chemicals such as CFCs and
HCFCs by humans.
What molecule destroys the ozone layer? - ANSWERS--Chlorine
Which of the following an effects of ozone depletion? - ANSWERS--
Decreasing crop yields
Which refrigerant chemicals are responsible for the destruction of
the ozone layer? - ANSWERS--CFCs and HCFCs
Who does ozone depletion affect? - ANSWERS--people all over the
world
After refrigerant is phased out, can a technician still service the
equipment containing that refrigerant? - ANSWERS--YES
After being phased out, where can technicians obtain refrigerant to
service equipment that contains that refrigerant? - ANSWERS--From
recovered and reclaimed refrigerant.
Can refrigerant be resold? - ANSWERS--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 refrigerants - ANSWERS--CFCs, HCFCs, HFCs
, 4|Page
If you are selling R-22 refrigerant, who can you sell to? - ANSWERS--A
technician with Section 608 certification and 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? - ANSWERS--Yes, but
only if it has been reclaimed to AHRI Standard 700 specifications.
In the United States, when were all CFCs phased out by? - ANSWERS-
-1995
In the United States, when were R-22 and R-142b phased out? -
ANSWERS--2020
In the United States, when will all HCFCs be phased out? - ANSWERS-
-2030
Which of the following records must be kept for an R-22?
A. Type of refrigerant
B. Dates
C. Quantity of refrigerant
D. Model of appliance - ANSWERS--Type of refrigerant, dates, and
Quantity
EPA 608 EXAM NEWEST EXAM 2025 | QUESTIONS AND
CORRECT ANSWERS (VERIFIED ANSWERS) | ALREADY
GRADED A+||BRAND NEW VERSION!!
As environmental technicians, we must be up to date with which
type of laws? - ANSWERS--Federal, State, and Local Laws
For EPA 608 Universal Certification, how many questions will you
receive? - ANSWERS--100
If you need to get type III certification, what will be on your exam? -
ANSWERS--50 questions, 25 core and 25 type III questions.
What is the passing grade for all EPA certifications? - ANSWERS--70%
Once you Pass the EPA exam, the regulations you learn will never
change. - ANSWERS--False
Do natural events like volcanic eruptions contribute to chlorine in the
stratosphere? - ANSWERS--Yes, but are not the primary source
,2|Page
True or False: Ground level ozone is what absorbs and reflects
harmful UV rays from the sun. - ANSWERS--False
In which of the following ways does ozone depletion affect humans?
- ANSWERS--Increased risk of skin cancer and cataracts
Is there evidence that refrigerants are in the stratosphere? -
ANSWERS--YES
Which of the following statements is TRUE about chlorine? -
ANSWERS--A single chlorine atom can survive in the atmosphere for
years.
Ozone has __ atoms of oxygen. - ANSWERS--3
The majority of ozone is located in the Troposphere. t or f? -
ANSWERS--False
How many molecules of ozone can three molecules of chlorine
destroy? - ANSWERS--300,000 (100,000 per chlorine molecule)
What is the major function of ozone in the stratosphere? -
ANSWERS--Absorb and reflect UV rays from the sun.
,3|Page
What is the primary source of chlorine in the stratosphere? -
ANSWERS--Emissions of refrigerant chemicals such as CFCs and
HCFCs by humans.
What molecule destroys the ozone layer? - ANSWERS--Chlorine
Which of the following an effects of ozone depletion? - ANSWERS--
Decreasing crop yields
Which refrigerant chemicals are responsible for the destruction of
the ozone layer? - ANSWERS--CFCs and HCFCs
Who does ozone depletion affect? - ANSWERS--people all over the
world
After refrigerant is phased out, can a technician still service the
equipment containing that refrigerant? - ANSWERS--YES
After being phased out, where can technicians obtain refrigerant to
service equipment that contains that refrigerant? - ANSWERS--From
recovered and reclaimed refrigerant.
Can refrigerant be resold? - ANSWERS--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 refrigerants - ANSWERS--CFCs, HCFCs, HFCs
, 4|Page
If you are selling R-22 refrigerant, who can you sell to? - ANSWERS--A
technician with Section 608 certification and 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? - ANSWERS--Yes, but
only if it has been reclaimed to AHRI Standard 700 specifications.
In the United States, when were all CFCs phased out by? - ANSWERS-
-1995
In the United States, when were R-22 and R-142b phased out? -
ANSWERS--2020
In the United States, when will all HCFCs be phased out? - ANSWERS-
-2030
Which of the following records must be kept for an R-22?
A. Type of refrigerant
B. Dates
C. Quantity of refrigerant
D. Model of appliance - ANSWERS--Type of refrigerant, dates, and
Quantity
