Hcfc - Study guides, Class notes & Summaries
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EPA Section 609 Exam Questions With Correct Answers
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A refillable refrigerant cylinder must not be filled above ______ of its full capacity. - Answer 80% 
 
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...
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NFPA 10 Exam 99 Questions with Verified Answers,100% CORRECT
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NFPA 10 Exam 99 Questions with Verified Answers 
 
(SI) - CORRECT ANSWER International System of Units 
 
1 in=. mm - CORRECT ANSWER 25.4 
 
Approved - CORRECT ANSWER Acceptable to the authority having jurisdiction. 
 
(AHJ) - CORRECT ANSWER Authority Having Jurisdiction 
O rganization, office or individual responsible for enforcing requirements of a code or standard, or for approving equipment, materials, an installation or procedure. 
 
Shall - CORRECT ANSWER Indicates a mandatory requirement....
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EPA Section 609 Exam | Questions & 100% Correct Answers (Verified) | Latest Update | Grade A+
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A refillable refrigerant cylinder must not be filled above ______ of its full capacity. 
: 80% 
Ozone layer absorbs and scatters ________ from the sun 
: 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. 
: $10,000 
Since ________, it is no longer legal for CFCs to be manufactured or imported into the 
United States 
: Jan 1, 1996 
R-134a is a chlorine-free refrigerant 
: True 
2...
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EPA 608 universal With correct Answers
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EPA 608 universal with correct Answers 
Refrigeration technicians who violate the Clean Air Act can: - 
After 1995, any supplies of CFC refrigerants to service existing units in the USA can only come from: - Refrigerant that is recovered can be returned to: 
 
Refrigerant can not be called "reclaimed" unless it: - . 
The EPA can require a technician to demonstrate their ability to perform proper procedures for recovering and/or recycling refrigerant. Failure to demonstrate competency can re...
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EPA 609 Technician Certification Questions and Answers Already Passed
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EPA 609 Technician Certification Questions and Answers Already Passed 1. T/F Ozone at ground level ans at Stratosphere is a harmful pollutant FALSE 
2. For determining the Ozone Depletion Potential __________ having been assigned a factor of 1 CFC-11 
3. Ozone layer absorbs and scatters __________ form the sun Ultraviolet light 
4. T/F R-134 is a chlorine-free refrigerant TRUE 
5. a refillable refrigerant cylinder must not be filled above _________ of its full capacity 80% 
6. T/F Ester-based sy...
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EPA 608 Certification Exam with 100% Correct Answers 2024
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EPA 608 Certification Exam with 100% 
Correct Answers 2024 
What date was the sale of CFC's & HCFC's restricted to technicians certified in refrigerant 
recovery? - answerNovember 14, 1994 
Section 608 of the Federal Clean Air Act requires technicians to what? - answerRecover all 
refrigerants. 
The objective of the Clean Air Act is to protect what? - answerThe earth's stratosphere. 
HFC's - answerHydroFlouroCarbon's 
CFC's - answerChloroFluoroCarbon's 
ODP - answerOzone Depletion Potenti...
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EPA 608 CORE Exam Questions and Answers (2022/2023) (Verified Answers) Graded A+
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EPA 608 CORE Exam Questions and Answers (2022/2023) 
(Verified Answers) Graded A+ 
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, flouri...
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EPA 608 Core Test Sample Questions and Answers Latest 2023 with complete solution.
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EPA 608 Core Test Sample Questions and Answers Latest 2023 with complete solution. 
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 Ans 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 strato...
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UPDATED EPA 608 QUIZLET (2023) questions with correct answers
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the state of the refrigerant entering the metering device is? - Answer A subcooled high pressure liquid. 
 
what type of refrigerant is used in VERY high-pressure appliances? - Answer R-503 
 
what type of refrigerant is used in MEDIUM pressure appliances? - Answer R-500 
 
what type of refrigerant is used in HIGH pressure appliances? - Answer R-410A and R-22 
 
what device is located at the END of the liquid line? - Answer The expansion device. 
 
what type of refrigerants are the LEA...
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EPA 608 Certification Exam with 100% Correct Answers 2024 / 2025
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What date was the sale of CFC's & HCFC's restricted to technicians certified in 
refrigerant recovery? - Correct answer-November 14, 1994 
Section 608 of the Federal Clean Air Act requires technicians to what? - Correct 
answer-Recover all refrigerants. 
The objective of the Clean Air Act is to protect what? - Correct answer-The earth's 
stratosphere. 
HFC's - Correct answer-HydroFlouroCarbon's 
CFC's - Correct answer-ChloroFluoroCarbon's 
ODP - Correct answer-Ozone Depletion Potential 
Which in...
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