EPA 608 study material including (Core, type 1, 2 and 3) Exam Elaboration |100% Correct|

EPA 608 study material including (Core, type 1, 2 and 3) Exam Elaboration |100% Correct| a vacum pump should be connected *Ans* as far away from the pump as possible a high capacity vacuum pump and short, large diameter hoses will *Ans* dramatically reduce emissions, pressure drop, and evacuation/dehydration time ozone contains three *Ans* oxygen atoms one chlorine atom can destroy *Ans* 100,000 ozone molecules CFC's do not dissolve in water and do not breakdown into other compounds that dissolve in water *Ans* CFC's cannot be washed out of the lower atmosphere ODP *Ans* ozone depletion potential azeotrope *Ans* where the mixture behaves like a single chemical (new refrigerant) HFC's will not damage the ozone in the stratosphere *Ans* ... in 1992 the united states ordered the stoppage of all CFC production and importation after *Ans* 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 *Ans* July 1, 1992 class 1 *Ans* CFC class 2 *Ans* HCFC it became illegal to vent substitutes for CFC and HCFC refridgerants on *Ans* 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. *Ans* appliance self contained recovery equipment type *Ans* Active system dependent recovery equipment type *Ans* Passive only section 609 certified technicians may buy CFC-12 in containers smaller than 20 pounds *Ans* ... who must ensure that all refridgerant has been recovered prior to disposal of any appliance *Ans* The final person in the disposal chain (sc