EPA 608 Study Material Including (Core, Type 1, 2 And 3) Questions And Answers

EPA 608 Study Material Including (Core, Type 1, 2 And 3) Questions And Answers a vacum pump should be connected - answeras far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will - answerdramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three - answeroxygen atoms one chlorine atom can destroy - answer100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water - answerCFC's cannot be washed out of the lower atmosphere ODP - answerozone depletion potential azeotrope - answerwhere 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 - answerJuly 1, 1992 class 1 - answerCFC class 2 - answerHCFC it became illegal to vent substitutes for CFC and HCFC refridgerants on - answerNovember 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. - answerappliance self contained recovery equipment type - answerActive system dependent recovery equipment type - answerPassive