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EPA 608 CORE TEST EXAM 2024 WITH 100% CORRECT ANSWERS 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 - correct 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 la...

EPA 608 CORE EXAM QUESTIONS AND ANSWERS 100% SOLVED 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, flourine an...

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