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EPA 608 Certification Exam With 100% Correct Answers 2023
- Vak
- Instelling
What does Section 608 of the Federal Clean Air Act state? - Correct answer-Requires anyone who handles refrigerants to be certified in proper refrigerant handling techniques. What is the ozone layer composed if? - Correct answer-3 oxygen atoms bonded together Where is the ozone layer? - Correc...
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