CFC Certification: Core.Final Exam
2026\2027.
The greatest effect refrigeration has is on the ____________
Stratosphere
What is the nickname of the stratosphere?
Earth's security blanket
The stratosphere is __________ ______ above sea level
10-30 miles
The stratosphere is made of _____
Ozone
What is the function of the stratosphere?
To protect us from UV radiation and maintain stable earth
temperatures
Effects of Ozone Depletion?
Crop loss; skin cancer; deforestation; increase in eye disease;
reduced marine life; increased ground level ozone.
What does chlorine do to ozone? What is formed?
It removes 1 oxygen atom from ozone and forms Chlorine
Monoxide and leaves an O2 molecule
1 chlorine atom can destroy ________ ozone molecules
100,000
Chlorine in CFC's will neither dissolve in _____ nor break down
into ________ that dissolve in _____.
water; compounds; water
, CFC Certification: Core.Final Exam
2026\2027.
Chlorine will eventually precipitate out of the atmosphere
over a period of time, true or false?
False, chlorine does not rain out of the atmosphere
What is ODP?
Ozone Depletion Potential
Which refrigerant type has the highest ODP? Which has the
least?
CFC's; HFC's
What is a CFC? Name 2 examples
ChloroFlouroCarbon. R-11; R-12
What is an HCFC? Name 2 examples
HydroChloroFlouroCarbon; R-22; R-123
What is an HFC? Name 2 examples
HydroFlouroCarbon; R-134a; R-410a
HVAC is regulated under which EPA section?
608
What is the penalty for violation of section 608?
Fines up to $27,500 per day
What is the bounty for "turning in" a section 608 violator?
$10,000
It is a violation to vent refrigerant with the exception of
________ _________.
De-minimus releases
Its been illegal to vent CFC's/HCFC's since ______________
July 1, 1992
2026\2027.
The greatest effect refrigeration has is on the ____________
Stratosphere
What is the nickname of the stratosphere?
Earth's security blanket
The stratosphere is __________ ______ above sea level
10-30 miles
The stratosphere is made of _____
Ozone
What is the function of the stratosphere?
To protect us from UV radiation and maintain stable earth
temperatures
Effects of Ozone Depletion?
Crop loss; skin cancer; deforestation; increase in eye disease;
reduced marine life; increased ground level ozone.
What does chlorine do to ozone? What is formed?
It removes 1 oxygen atom from ozone and forms Chlorine
Monoxide and leaves an O2 molecule
1 chlorine atom can destroy ________ ozone molecules
100,000
Chlorine in CFC's will neither dissolve in _____ nor break down
into ________ that dissolve in _____.
water; compounds; water
, CFC Certification: Core.Final Exam
2026\2027.
Chlorine will eventually precipitate out of the atmosphere
over a period of time, true or false?
False, chlorine does not rain out of the atmosphere
What is ODP?
Ozone Depletion Potential
Which refrigerant type has the highest ODP? Which has the
least?
CFC's; HFC's
What is a CFC? Name 2 examples
ChloroFlouroCarbon. R-11; R-12
What is an HCFC? Name 2 examples
HydroChloroFlouroCarbon; R-22; R-123
What is an HFC? Name 2 examples
HydroFlouroCarbon; R-134a; R-410a
HVAC is regulated under which EPA section?
608
What is the penalty for violation of section 608?
Fines up to $27,500 per day
What is the bounty for "turning in" a section 608 violator?
$10,000
It is a violation to vent refrigerant with the exception of
________ _________.
De-minimus releases
Its been illegal to vent CFC's/HCFC's since ______________
July 1, 1992
