EPA 608 CORE 2023 Questions and Answers with complete solution

EPA 608 CORE 2023 Questions and Answers with complete solution what is CFCs? - CORRECT ANSWERS Chlorofluorocarbons (Chlorine, Fluorine, and carbon) What is HCFCs? - CORRECT ANSWERS Hydrochlorofluorocarbons (hydrogen, chlorine, fluorine, and carbon) What is ASHRAEs? - CORRECT ANSWERS The American Society of Heating Refrigerating and Airconditioning Engineers. A global professional association seeking to advance heating, ventilation, airconditioning and refrigeration systems. What is the greatest effect in the stratosphere? - CORRECT ANSWERS The greatest effect in the stratosphere has longterm effects in our environment which is far removed from Earth's surface. How many oxygen atoms are in one ozone molecule? - CORRECT ANSWERS 3 oxygen atoms What does an ozone molecule do? - CORRECT ANSWERS It protects us from harmful ultraviolet radiation from the sun and helps maintain stable earth temperatures. What problems can come from Stratospheric Ozone Depletion? - CORRECT ANSWERS Crop loss, skin cancer, increase eye diseases such as cataracts and reduced plankton and other microscopic marine life. What causes depletion of the ozone layer? - CORRECT ANSWERS When the CHLORINE of CFCs and HCFCs are released into the atmosphere. if u discover refrigerant is contaminated?? - CORRECT ANSWERS u must recover the mixture in a separate tank How many ozone molecules can be destroyed by a single chlorine atoms? - CORRECT ANSWERS 100,000 ozone molecules What do Chlorine atoms do? - CORRECT ANSWERS Chlorine atoms do not desolve in water, nor break down into compounds that desolve in water. They do not rain out of the atmosphere. What do most HFCs (Hydrogen, Fluorine, and Carbon) have? - CORRECT ANSWERS Global Warming Potential (GWP) What is Ozone Depletion Potential (ODP)? - CORRECT ANSWERS ODP is a measurement of a substance such as CFCs and HCFC's ability to destroy ozone, and ranges from 0 to 1. What has the highest ODP (Ozone Depletion Potential )? - CORRECT ANSWERS CFCs (Chlorine, Fluorine, and carbon) What has an Ozone depletion of 0? - CORRECT ANSWERS HFOs (Hydrogen, Fluorine, and olefins) and HFCs (Hydrogen, Fluorine, and carbon)