EPA Core Practice Exam Questions and Answers Graded A+

EPA Core Practice Exam Questions and Answers Graded A+ The layer of the Stratosphere that protects us from excessive Ultra Violet radiation is comprised of; - Answer ️️ -Ozone The molecule found in CFC's and HCFC's that depletes ozone is: - Answer ️️ -chlorine Crop loss, eye disease, and skin cancer have been attributed to; - Answer ️️ -Depletion of Stratospheric ozone How many chlorine atoms does it take to destroy 1,000,000 (one million) ozone molecules? - Answer ️️ -10 The chlorine in CFC's will; - Answer ️️ -not dissolve in water HCFC's contain - Answer ️️ -Hydrogen, Chlorine, Fluorine, and Carbon Which of the following has the highest Ozone Depletion Potential? - Answer ️️ -CFC's Technicians have been required to be certified to service, maintain, or dispose of appliances containing regulated refrigerants since. - Answer ️️ -November 14, 1994 It has been a violation of EPA Section 608 regulations to vent CFC's or HCFC's since; - Answer ️️ -July 1, 1992