Cfc core exam - Study guides, Class notes & Summaries
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CFC Core Exam Questions and Answers 100% Correct
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__are fluorocarbon refrigerants that cause no harm to stratospheric ozone. 
A.CFCS 
B.HCFCS 
C.HFCs 
D.HalonsTM - ANSWER-C 
 
2.The Clean Air Act_. 
A.calls for the phaseout of PFC refrigerant production 
B.requires that all leaks be fixed within 30 days 
C.requires OSHA to set standards for the recovery of refrigerants prior to appliance disposal 
D.prohibits CFC/HCFC venting as of July 1,1992 - ANSWER-D 
 
3.Refrigerant__is the type of contamination that is the most difficult for a reclaiming ...
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EPA 608 CORE TEST EXAM 2024 WITH 100% CORRECT ANSWERS
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EPA 608 CORE TEST EXAM 2024 WITH 100% CORRECT ANSWERS 
 
 
As of what date did it become unlawful to release Class 1 and Class II 
refrigerants to the atmosphere? 
a. July 1, 1992 
b. July 1, 1993 
c. November 14, 1994 
d. January 1, 1996 - correct answer a. July 1, 1992 
 
What is the ozone layer and why is it important to us on Earth? 
a. Thin layer of R-22 in the atmosphere that filters UV. 
b. Protective shield for Earth from the sun's harmful ultraviolent (UV) 
rays in the stratosphere la...
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(Answered) EPA SECTION 608 CORE (2021-2022 revision)
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EPA SECTION 608 CORE (2021-2022 revision) 
A disposable cylinder should be reduced to what pressure before scrapping? 
a. 0 psig 
b. 20 psig 
c. 50 psig 
d. 80 psig 
 
A major system repair is being performed on a R-22 appliance. What CANNOT be done to recharge the appliance? 
a. Add R-22 after the repair is complete. 
b. Retrofit the unit to R-407C. 
c. Use recovered or recycled R-22 from the same 
owner. 
d. Top off the unit with R-410a. 
A refillable cylinder must not be filled above what ...
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EPA 608 CORE EXAM QUESTIONS AND ANSWERS 100% SOLVED
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EPA 608 CORE EXAM QUESTIONS AND 
ANSWERS 100% SOLVED 
What characteristic or characteristics of CFCs make them more likely than other chlorine 
compounds to reach the stratosphere? ️️Dont disolve iin water 
Each chlorine atom in the stratosphere can destroy how many ozone molecules? 
️️100,000 ozone molecules 
Which refrigerant contains a CFC? 
R500, R12, R113 or R11? ️️Theyre all CFC's 
HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? ️️Hydrogen, chlorine, flourine 
an...
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EPA 608 (Core, Type 1, Type 2, and Type 3) Exam Test Questions With Revised Correct Answers BEST UPDATED COMBINED SET!!
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EPA 608 
(Core, Type 1, Type 2, and Type 3) 
Exam Test Questions With Revised 
Correct Answers 
BEST UPDATED COMBINED SET!! 
The rupture disc is connected at the evaporator and is typically 
set to open at - ANSWER 
15 PSIG 
The rupture disc is piped to the outdoors for venting - 
ANSWER 
... 
When recharging a refridgeration system with CFC-11, 16.9 in. 
Hg. vacuum is necessary in the shells before charging with a 
liquid - ANSWER 
... 
Under some conditions sight g...
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CFC Certification: Core Exam 2023 Questions and Answers
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The greatest effect refrigeration has is on the ____________ - Answer- Stratosphere 
 
What is the nickname of the stratosphere? - Answer- Earth's security blanket 
 
The stratosphere is __________ ______ above sea level - Answer- 10-30 miles 
 
The stratosphere is made of _____ - Answer- Ozone 
 
What is the function of the stratosphere? - Answer- To protect us from UV radiation and maintain stable earth temperatures 
 
Effects of Ozone Depletion? - Answer- Crop loss; skin cancer; deforestatio...
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CFC Core Exam 2023 / 128 Questions with all correct answers
- Exam (elaborations) • 25 pages • 2023
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CFC Core Exam 2023 / 128 Questions with all correct answers
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EPA 608 CORE Exam with 100% verified solutions 2023/2024
- Exam (elaborations) • 23 pages • 2023
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EPA 608 CORE Exam 
 
What characteris+c or characteris+cs of CFCs make them more likely than other chlorine compounds to reach the stratosphere? 
Dont disolve iin water 
 
 
 
Each chlorine atom in the stratosphere can destroy how many ozone molecules? 
100,000 ozone molecules 
 
 
 
Which refrigerant contains a CFC? 
R500, R12, R113 or R11? 
Theyre all CFC's 
 
 
 
HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? 
Hydrogen, chlorine, flourine and carbon 
 
 
 
Which r...
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EPA Certification Exam (2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A
- Exam (elaborations) • 20 pages • 2023
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EPA Certification Exam (2023/ 2024 Update) Questions and Verified Answers| 100% Correct| Grade A 
 
Q: What is being done in the U.S. to stop damage to the stratospheric ozone layer? 
 
 
Answer: 
Phasing out the use of chlorofluorocarbons and hydrochlorofluorocarbons. 
 
 
 
Q: How should disposable cylinders of CFCs, HCFCs, and HFCs be discarded? 
 
 
Answer: 
Recover all remaining refrigerant, render the cylinders useless and recycle the metal. 
 
 
 
Q: In addition to fines and being require...
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EPA 608 CORE EXAM QUESTIONS AND ANSWERS
- Exam (elaborations) • 23 pages • 2024
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EPA 608 CORE EXAM QUESTIONS AND ANSWERS 
What characteristic or characteristics of CFCs make them more likely than other chlorine 
compounds to reach the stratosphere? - Answer ️️ -Dont disolve iin water 
Each chlorine atom in the stratosphere can destroy how many ozone molecules? - Answer ️️ - 
100,000 ozone molecules 
Which refrigerant contains a CFC? 
R500, R12, R113 or R11? - Answer ️️ -Theyre all CFC's 
HYDROCHLORIC FLORICCARBON (HCFC) refrigerant contain? - Answer ️️ -Hydr...
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