A 1 answer refrigerants - Study guides, Class notes & Summaries
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EPA Certification Exam Prep (2023/ 2024 Update) Practice Questions and Verified Answers| 100% Correct| Grade A
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EPA Certification Exam Prep (2023/ 2024 Update) Practice Questions and Verified Answers| 100% Correct| Grade A 
 
Q: What are 6 Type II appliances? 
 
 
Answer: 
1.Walk-in coolers 
2.Walk-in freezers 
3.Reach-in refrigerators 
4.Reach-in freezers 
5.Residential & Commercial comfort cooling systems 
6.Ice machines 
 
 
Q: To justify the cost increases of service to a customer, simply explain that ----- and required ---- to recover refrigerants in order to ----- and -----. 
 
 
Answer: 
you are b...
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Section 608 Technician EPA Certification Exam Questions with Correct Answers 100% Verified
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Section 608 Technician EPA Certification Exam Questions with Correct Answers 100% Verified 
When was the Clean Air Act passed? 
 
a. The 1920s 
b. 15 November 1990 
c. 14 November 1994 
d. 1 July 1992 - Correct Answer b 
 
An EPA Technician certification is required to service refrigeration systems after which date? 
 
a. The 1920s 
b. 15 November 1990 
c. 14 November 1994 
d. 1 July 1992 - Correct Answer c 
 
When did the law against venting of CFC/HCFC refrigerants take effect? 
 
a. The 1920s...
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EPA 608 Core Test Sample Questions & Answers
- Exam (elaborations) • 51 pages • 2023
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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 - 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 layer that extends about 6 to 30 miles above 
earth 
c. Thin layer of ...
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EPA Certification Exam 2023 Questions and Answers.
- Exam (elaborations) • 10 pages • 2023
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EPA Certification Exam 2023 Questions and Answers. 
Which Refrigerants contain the most chlorine? - ANSWER CFC's 
As of what date did it become unlawful to intentionally release Class 1 and Class 2 
refrigerants to the atmosphere? - ANSWER July 1, 1992 
Which Refrigerants have the lowest zone depletion potential? - ANSWER HFC's 
The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the 
stratosphere is: - ANSWER Chlorine 
Stratospheric ozone consists of: - ANSWER Th...
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EPA 608 EXAM 2023/2024 UPDATE!! (QUESTIONS AND VERIFIED ANSWERS) 100% CORRECT ANSWERS
- Exam (elaborations) • 31 pages • 2023
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EPA 608 EXAM 2023/2024 UPDATE!! (QUESTIONS AND VERIFIED ANSWERS) 100% CORRECT ANSWERS 
 
1.	Which of the following synthetic lubricants is used with ternary refrigerant blends containing HCFCs? 
 
 
~	Answer: Alkylbenzene 
 
 
 
2.	EPA regulations only allow recovered or recycled refrigerant to be ________. 
 
 
~	Answer: charged into the same or another appliance owned by the same person 
 
 
 
3.	The ________ program identifies alternative refrigerants for use 
 
 
~	Answer: SNAP 
 
 
 
4.	Whi...
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EPA Certification Exam 2023 Questions and Answers.
- Exam (elaborations) • 10 pages • 2023
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EPA Certification Exam 2023 Questions and Answers. 
Which Refrigerants contain the most chlorine? - ANSWER CFC's 
As of what date did it become unlawful to intentionally release Class 1 and Class 2 
refrigerants to the atmosphere? - ANSWER July 1, 1992 
Which Refrigerants have the lowest zone depletion potential? - ANSWER HFC's 
The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the 
stratosphere is: - ANSWER Chlorine 
Stratospheric ozone consists of: - ANSWER Thr...
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EPA 608 Core Test Sample Questions | With Verified Solutions Latest Update 2024/2025 | Graded A+
- Exam (elaborations) • 105 pages • 2024
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EPA 608 Core Test Sample Questions 
| With Verified Solutions Latest 
Update 2024/2025 | Graded A+ 
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 - 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 (U...
-
EPA Certification Exam 2023 Questions and Answers.
- Exam (elaborations) • 10 pages • 2023
-
- $11.49
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EPA Certification Exam 2023 Questions and Answers. 
Which Refrigerants contain the most chlorine? - ANSWER CFC's 
As of what date did it become unlawful to intentionally release Class 1 and Class 2 
refrigerants to the atmosphere? - ANSWER July 1, 1992 
Which Refrigerants have the lowest zone depletion potential? - ANSWER HFC's 
The molecule found in CFC's and HCHC's refrigerants that destroys the ozone in the 
stratosphere is: - ANSWER Chlorine 
Stratospheric ozone consists of: - ANSWER Th...
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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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EPA 609 EXAM 2024 WITH 100% CORRECT ANSWERS
- Exam (elaborations) • 7 pages • 2024
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EPA 609 EXAM 2024 WITH 100% CORRECT ANSWERS 
 
 
Lifetime of CFCs is believed to range from _____ years? - correct answer 2 to 100 
 
For determining the Ozone Depletion Potential ________ having been assigned a factor of 1? - correct answer CFC-11 
 
Ester-based synthetic oils can be mixed with other oils? - correct answer False 
 
Since ________, it is no longer legal for CFCs to be manufactured or imported into the United States? - correct answer January 1, 1996 
 
Since _____, it is illegal ...
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