Exam (elaborations)
EPA 608 Certification Core Practice Test 2023 ( A+ GRADED 100% VERIFIED)
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EPA 608 Certification Core Practice Test 2023 ( A+ GRADED 100% VERIFIED) As of what date did it become unlawful to release Class 1 and Class II refrigerants to the atmosphere? - ANS July 1, 1992. What is the ozone layer and why is it important to us on Earth? - ANS Protective shield fo...
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