EPA 609 Practice Exam Questions and
Answers
1. R-134a is a chlorine-free refrigerant: True
2. Ozone layer absorbs and
scatters from the sun: ultraviolet light
3. For determining
the Ozone Depletion Potential having been
assigned a factor of 1: CFC-11
4. A
refillable refrigerant cylinder must not be filled above of its
full capacity.: 80%
5. Ozone at ground level and at Stratosphere is a harmful pollutant:
False
6. Each chlorine ion can able to
destroy ozone molecules: 100,000
7. Lifetime of CFCs is believed
1/
14
, to range from years: 20-100
8. 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.: $10,000
9. Ester-based synthetic oils can be mixed with other oils: False
10. Since , it is illegal to vent substitutes for CFC and HCFC
refrigerants: Nov 15, 1995
11. MVAC systems
being disposed must be evacuated to of mercury
before being scrapped: 4 inches
12. Since , it is no longer legal for CFCs to be
manufactured or imported into the United States: Jan 1, 1996
13. The Clean Air Act (CAA) of directs
EPA to establish requirements to prevent the release of ozone
depleting substances.: 1990
14. At high
temperatures, CFC-12 can decompose to form : hydrochloric
and hydrofluoric acid
2/
14
Answers
1. R-134a is a chlorine-free refrigerant: True
2. Ozone layer absorbs and
scatters from the sun: ultraviolet light
3. For determining
the Ozone Depletion Potential having been
assigned a factor of 1: CFC-11
4. A
refillable refrigerant cylinder must not be filled above of its
full capacity.: 80%
5. Ozone at ground level and at Stratosphere is a harmful pollutant:
False
6. Each chlorine ion can able to
destroy ozone molecules: 100,000
7. Lifetime of CFCs is believed
1/
14
, to range from years: 20-100
8. 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.: $10,000
9. Ester-based synthetic oils can be mixed with other oils: False
10. Since , it is illegal to vent substitutes for CFC and HCFC
refrigerants: Nov 15, 1995
11. MVAC systems
being disposed must be evacuated to of mercury
before being scrapped: 4 inches
12. Since , it is no longer legal for CFCs to be
manufactured or imported into the United States: Jan 1, 1996
13. The Clean Air Act (CAA) of directs
EPA to establish requirements to prevent the release of ozone
depleting substances.: 1990
14. At high
temperatures, CFC-12 can decompose to form : hydrochloric
and hydrofluoric acid
2/
14
