1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant
o :## FALSE
2. For determining the Ozone Depletion Potential __________ having been assigned a factor
of 1
o :## CFC-11
3. Ozone layer absorbs and scatters __________ form the sun
o :## Ultraviolet light
4. T/F R-134 is...
1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant
o :## FALSE
2. For determining the Ozone Depletion Potential __________ having been assigned a factor
of 1
o :## CFC-11
3. Ozone layer absorbs and scatters __________ form the sun
o :## Ultraviolet light
4. T/F R-134 is a chlorine-free refrigerant
o :## TRUE
5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity
o :## 80%
6. T/F Ester-based synthetic oils can be mixed with oils
o :## 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
o :## $10,000
Master01: DO NOT COPY AND PASTE!! August 25, 2024 Latest Update
,2|Page: 2024/2025 Grade A+
8. MVAC systems being disposed must be evacuated to _____________ of mercury before
being scrapped
o :## 4 INCHES
9. Since _______________ it is no longer legal for CFCs to be manufactured or imported into
the United States
o :## JAN 1ST, 1996
10. Since ___________________ it is illegal to vent substitutes for CFC and HCFC
refrigerants
o :## NOV 15, 1995
11. Each chlorine ion are able to destroy ___________________ ozone molecules
o :## 100,000
12. Lifetime of CFSs is believed to range from ________ years
o :## 20 TO 100
13. Ozone molecules consists of _______________ atoms of oxygen
o :## THREE
14.Non-condensables in a refrigeration system result in a ________________ discharge
pressure
Master01: DO NOT COPY AND PASTE!! August 25, 2024 Latest Update
, 3|Page: 2024/2025 Grade A+
o :## higher
15. T/F Ozone depletion increases global warming
o :## TRUE
16. T/F If a technician is already trained and certified to handle HFC-134a
o :## FALSE
17.The Clean Air Act (CAA) of _____________ directs EPA to establish requirements
o :## 1990
18. Over the road refrigeration units and R-22 (HCFC) air conditioning
o :## 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
o :## 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 _____________
o :## hydrochloric or hydrofluoric acid
21. T/F Refrigerants are light than air
o :## FALSE
Master01: DO NOT COPY AND PASTE!! August 25, 2024 Latest Update
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller ExamArsenal. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $10.49. You're not tied to anything after your purchase.
