SkillCat EPA 608 Verified Answers
1. As technicians, what must we remain informed about? - ️ Federal, state, and local regulations.
2. For universal certification, how many questions will be presented? - ️ 100 questions.
3. What is the minimum passing score for all EPA certifications? - �...
SkillCat EPA 608 Verified Answers
1. As technicians, what must we remain informed about?
- ✔️ Federal, state, and local regulations.
2. For universal certification, how many questions will be presented?
- ✔️ 100 questions.
3. What is the minimum passing score for all EPA certifications?
- ✔️ 70%.
4. True or False: It is necessary to memorize all regulations because they will never change.
- ✔️ False.
5. Can natural sources like volcanoes contribute to environmental chlorine?
- ✔️ Yes, but they are not the primary source.
6. True or False: Ground-level ozone reflects and absorbs harmful UV rays from the sun.
- ✔️ False.
7. How does ozone depletion impact human health?
- ✔️ It increases the risk of skin cancer and cataracts.
8. Is there proof that refrigerants can be found in the stratosphere?
- ✔️ Yes.
9. How many ozone molecules can one chlorine atom destroy?
- ✔️ 100,000 molecules.
,10. How many oxygen atoms are in an ozone molecule?
- ✔️ Three oxygen atoms.
11. True or False: The majority of ozone is found in the troposphere.
- ✔️ False.
12. If three chlorine molecules are involved, how many ozone molecules can they destroy?
- ✔️ 300,000 molecules.
13. What is the main function of ozone in the stratosphere?
- ✔️ It absorbs and reflects UV rays from the sun.
14. What is the leading source of chlorine in the stratosphere?
- ✔️ Emissions from human-made refrigerants like CFCs and HCFCs.
15. Which molecule is responsible for ozone layer destruction?
- ✔️ Chlorine.
16. What are some impacts of ozone layer depletion?
- ✔️ Reduced crop yields and threats to wildlife and marine life.
17. Who is affected by ozone layer depletion?
- ✔️ People globally.
18. Can equipment still contain refrigerant after it has been phased out?
- ✔️ Yes.
19. Are technicians allowed to service equipment that contains a phased-out refrigerant?
, - ✔️ Yes.
20. After refrigerants are phased out, how can technicians obtain them for servicing?
- ✔️ From recovered or reclaimed refrigerant.
21. Is it permissible to resell refrigerant?
- ✔️ Yes, provided it has been reclaimed to AHRI Standard 700 specifications.
22. For which types of refrigerants must equipment be certified to EPA standards for recovery?
- ✔️ CFCs, HCFCs, and HFCs.
23. If you are selling R-22 refrigerated, who is eligible to purchase it?
- ✔️ A technician or business with an EPA 608 certification.
24. If you recover R-22, can you use it in another device owned by someone else?
- ✔️ Yes, as long as it has been reclaimed and meets AHRI 700 standards.
25. When were all CFCs phased out in the United States?
- ✔️ In 1995.
26. When were R-22 and R-124b phased out in the United States?
- ✔️ In 2020.
27. When will all HCFCs be phased out in the United States?
- ✔️ By 2030.
28. What records should be maintained for R-22 refrigerant?
- ✔️ The type of refrigerant, along with the dates and quantities used.
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