CEPA EXAMINATION REVIEW SHEET
CONTAINING PROCTORED QUESTION SET
ALREADY GRADED PASSED
◉ CFCs and HCFCs ________ making them capable capable of
reaching the stratospheric ozone layer. Answer: do not dissolve in
water or easily break down in the atmosphere
◉ According to the Rolanda-Molina theory, ________ are destroyed
by each chlorine atom in the stratosphere. Answer: 100,000 ozone
molecules
◉ The stratospheric ozone layer protects us from _______. Answer:
ultraviolet radiation from the sun
◉ Which health effect increases from loss of the stratospheric ozone
layer? Answer: cases of cataracts or skin cancer
◉ What proves that HCFCs are in the stratosphere? Answer: HCFCs
found in air samples from the stratosphere.
◉ What makes HFC refrigerants damaging to the environment?
Answer: They can have very high global warming potentials.
, ◉ _______ makes HFO refrigerants less flammable than HC
refrigerants. Answer: Flourine
◉ Which refrigerant contains chlorine? Answer: R-12
◉ HFO refrigerants are miscible in _______ lubricants. Answer: POE
lubricants
◉ An example of HcFC refrigerant is: ______ Answer: R-123
◉ What is being done in the U.S. to stop damage to the stratospheric
ozone layer? Answer: Eliminating the use of CFCs and HCFCs
refrigerants
◉ EPA regulations require appliances to have _________. Answer: a
service aperture or process hub
◉ The release of any CFC, HCFC, or HFC refrigerant during
_________ is illegal. Answer: theft of equipment
◉ ____________ is the only EPA SNAP approved "drop in"
replacement for
R-22. Answer: There are no direct drop-in refrigerant substitutes
◉ Ester-based oils like POE can be mixed with ________. Answer:
no other oils
CONTAINING PROCTORED QUESTION SET
ALREADY GRADED PASSED
◉ CFCs and HCFCs ________ making them capable capable of
reaching the stratospheric ozone layer. Answer: do not dissolve in
water or easily break down in the atmosphere
◉ According to the Rolanda-Molina theory, ________ are destroyed
by each chlorine atom in the stratosphere. Answer: 100,000 ozone
molecules
◉ The stratospheric ozone layer protects us from _______. Answer:
ultraviolet radiation from the sun
◉ Which health effect increases from loss of the stratospheric ozone
layer? Answer: cases of cataracts or skin cancer
◉ What proves that HCFCs are in the stratosphere? Answer: HCFCs
found in air samples from the stratosphere.
◉ What makes HFC refrigerants damaging to the environment?
Answer: They can have very high global warming potentials.
, ◉ _______ makes HFO refrigerants less flammable than HC
refrigerants. Answer: Flourine
◉ Which refrigerant contains chlorine? Answer: R-12
◉ HFO refrigerants are miscible in _______ lubricants. Answer: POE
lubricants
◉ An example of HcFC refrigerant is: ______ Answer: R-123
◉ What is being done in the U.S. to stop damage to the stratospheric
ozone layer? Answer: Eliminating the use of CFCs and HCFCs
refrigerants
◉ EPA regulations require appliances to have _________. Answer: a
service aperture or process hub
◉ The release of any CFC, HCFC, or HFC refrigerant during
_________ is illegal. Answer: theft of equipment
◉ ____________ is the only EPA SNAP approved "drop in"
replacement for
R-22. Answer: There are no direct drop-in refrigerant substitutes
◉ Ester-based oils like POE can be mixed with ________. Answer:
no other oils
