1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant - ANSWER FALSE
2. For determining the Ozone Depletion Potential __________ having been assigned a factor
of 1 - ANSWER CFC-11
3. Ozone layer absorbs and scatters __________ form the sun - ANSWER Ultraviolet light
4. T/F R-134 is a chlorine-free refrigerant - ANSWER TRUE
5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity -
ANSWER 80%
6. T/F Ester-based synthetic oils can be mixed with oils - ANSWER FALSE
7. An award of up to ___________ may be paid to a person suppplying information that
leads to a penalty against a technician who is intentially venting - ANSWER $10,000
8. MVAC systems being disposed must be evacuated to _____________ of mercury before
being scrapped - ANSWER 4 INCHES
9. Since _______________ it is no longer legal for CFCs to be manufactured or imported into
the United States - ANSWER JAN 1ST, 1996
10. Since ___________________ it is illegal to vent substitutes for CFC and HCFC refrigerants
- ANSWER NOV 15, 1995
1
, 11. Each chlorine ion are able to destroy ___________________ ozone molecules - AN-
SWER 100,000
12. Lifetime of CFSs is believed to range from ________ years - ANSWER 20 TO 100
13. Ozone molecules consists of _______________ atoms of oxygen - ANSWER THREE
14.Non-condensables in a refrigeration system result in a ________________ discharge
pressure - ANSWER higher
15. T/F Ozone depletion increases global warming - ANSWER TRUE
16. T/F If a technician is already trained and certified to handle HFC-134a - ANSWER
FALSE
17.The Clean Air Act (CAA) of _____________ directs EPA to establish requirements - AN-
SWER 1990
18. Over the road refrigeration units and R-22 (HCFC) air conditioning - ANSWER such as
that found in buses, also require Section ____________ certification, 608
19. Moisture level in Recycled R-12(CFC-12) that has been directly removed from - AN-
SWER and intended to be returned to, a mobile air-conditioning system cannot exceed
________________ PPM by weight, 15
20. At high temperature CFC-12 can decompose to form _____________ - ANSWER hy-
drochloric or hydrofluoric acid
2
2. For determining the Ozone Depletion Potential __________ having been assigned a factor
of 1 - ANSWER CFC-11
3. Ozone layer absorbs and scatters __________ form the sun - ANSWER Ultraviolet light
4. T/F R-134 is a chlorine-free refrigerant - ANSWER TRUE
5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity -
ANSWER 80%
6. T/F Ester-based synthetic oils can be mixed with oils - ANSWER FALSE
7. An award of up to ___________ may be paid to a person suppplying information that
leads to a penalty against a technician who is intentially venting - ANSWER $10,000
8. MVAC systems being disposed must be evacuated to _____________ of mercury before
being scrapped - ANSWER 4 INCHES
9. Since _______________ it is no longer legal for CFCs to be manufactured or imported into
the United States - ANSWER JAN 1ST, 1996
10. Since ___________________ it is illegal to vent substitutes for CFC and HCFC refrigerants
- ANSWER NOV 15, 1995
1
, 11. Each chlorine ion are able to destroy ___________________ ozone molecules - AN-
SWER 100,000
12. Lifetime of CFSs is believed to range from ________ years - ANSWER 20 TO 100
13. Ozone molecules consists of _______________ atoms of oxygen - ANSWER THREE
14.Non-condensables in a refrigeration system result in a ________________ discharge
pressure - ANSWER higher
15. T/F Ozone depletion increases global warming - ANSWER TRUE
16. T/F If a technician is already trained and certified to handle HFC-134a - ANSWER
FALSE
17.The Clean Air Act (CAA) of _____________ directs EPA to establish requirements - AN-
SWER 1990
18. Over the road refrigeration units and R-22 (HCFC) air conditioning - ANSWER such as
that found in buses, also require Section ____________ certification, 608
19. Moisture level in Recycled R-12(CFC-12) that has been directly removed from - AN-
SWER and intended to be returned to, a mobile air-conditioning system cannot exceed
________________ PPM by weight, 15
20. At high temperature CFC-12 can decompose to form _____________ - ANSWER hy-
drochloric or hydrofluoric acid
2
