EPA 608 Study Material Including (Core, Type 1, 2 And 3)Question And Answers 2025/2026

EPA 608 Study Material Including (Core, Type 1, 2 And 3)Question And Answers 2025/2026 a vacuum pump should be connected - answer-as far away from the pump as possible a high-capacity vacuum pump and short, large diameter hoses will - answer-dramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three - answer-oxygen atoms one chlorine atom can destroy - answer-100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water - answer-CFC's cannot be washed out of the lower atmosphere ODP - answer-ozone depletion potential azeotrope - answer-where the mixture behaves like a single chemical (new refrigerant) HFC's will not damage the ozone in the stratosphere - answer-... in 1992 the united states ordered the stoppage of all CFC production and importation after - answerDecember 31, 1995 according to the clean air act, no person installing, maintaining, repairing, or disposing of any appliance may knowingly vent or otherwise release into the environment and class 1 or class 2 substance after - answer-July 1, 1992class 1 - answer-CFC class 2 - answer-HCFC it became illegal to vent substitutes for CFC and HCFC refridgerants on - answer-November 15, 1995 any device which contains and uses a class 1 or class 2 substance as a refridgerant and is used for household or commercial purpose. - answer-appliance