EPA 608 study material including (Core, type 1, 2 and 3) questions and answers 100% pass

EPA 608 study material including (Core, type 1, 2 and 3) questions and answers 100% pass a vacum 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 - Answer ️️ -December 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, 1992 class 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 self contained recovery equipment type - Answer ️️ -Active system dependent recovery equipment type - Answer ️️ -Passive