EPA SECTION 609 PRACTICE SCRIPT
UPDATED 2026 TESTED SOLUTIONS
⫸ Ozone layer absorbs and scatters ________ from the sun Answer:
Ultraviolet light
⫸ An award of up to ______ may be paid to a person supplying
information that leads to a penalty against a technician who is
intentionally venting. Answer: $10,000
⫸ Since ________, it is no longer legal for CFCs to be manufactured or
imported into the United States Answer: Jan 1, 1996
⫸ R-134a is a chlorine-free refrigerant Answer: True
⫸ MVAC systems being disposed must be evacuated to _____ of
mercury before being scrapped Answer: 4 inches
⫸ Ozone at ground level and at Stratosphere is a harmful pollutant
Answer: False
⫸ Each chlorine ion can able to destroy ______ ozone molecules
Answer: 100,000
, ⫸ Since _____, it is illegal to vent substitutes for CFC and HCFC
refrigerants Answer: Nov 15, 1995
⫸ For determining the Ozone Depletion Potential ________ having
been assigned a factor of 1 Answer: CFC-11
⫸ Ester-based synthetic oils can be mixed with other oils Answer: False
⫸ Lifetime of CFCs is believed to range from _____ years Answer: 20-
100
⫸ CFCs are highly reactive in _____ of atmosphere Answer: lower
levels
⫸ At high temperaturesCFC-12 can decompose to form _______
Answer: hydrofluoric acid and/or hydrochloric acid
⫸ The Clean Air Act (CAA) of ______ directs EPA to establish
requirements to prevent the release of ozone depleting substances.
Answer: 1990
⫸ Non-condensables in a refrigeration system result in a _______
discharge pressure Answer: Higher
UPDATED 2026 TESTED SOLUTIONS
⫸ Ozone layer absorbs and scatters ________ from the sun Answer:
Ultraviolet light
⫸ An award of up to ______ may be paid to a person supplying
information that leads to a penalty against a technician who is
intentionally venting. Answer: $10,000
⫸ Since ________, it is no longer legal for CFCs to be manufactured or
imported into the United States Answer: Jan 1, 1996
⫸ R-134a is a chlorine-free refrigerant Answer: True
⫸ MVAC systems being disposed must be evacuated to _____ of
mercury before being scrapped Answer: 4 inches
⫸ Ozone at ground level and at Stratosphere is a harmful pollutant
Answer: False
⫸ Each chlorine ion can able to destroy ______ ozone molecules
Answer: 100,000
, ⫸ Since _____, it is illegal to vent substitutes for CFC and HCFC
refrigerants Answer: Nov 15, 1995
⫸ For determining the Ozone Depletion Potential ________ having
been assigned a factor of 1 Answer: CFC-11
⫸ Ester-based synthetic oils can be mixed with other oils Answer: False
⫸ Lifetime of CFCs is believed to range from _____ years Answer: 20-
100
⫸ CFCs are highly reactive in _____ of atmosphere Answer: lower
levels
⫸ At high temperaturesCFC-12 can decompose to form _______
Answer: hydrofluoric acid and/or hydrochloric acid
⫸ The Clean Air Act (CAA) of ______ directs EPA to establish
requirements to prevent the release of ozone depleting substances.
Answer: 1990
⫸ Non-condensables in a refrigeration system result in a _______
discharge pressure Answer: Higher
