EPA 608 STUDY MATERIAL CORE TYPE 1 2
AND 3 TESTED QUESTIONS AND
COMPLETE SOLUTIONS
◉ 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
AND 3 TESTED QUESTIONS AND
COMPLETE SOLUTIONS
◉ 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
