We welcome you to this informative Chlorofluorocarbon (CFC) Practice Test. Chlorofluorocarbon (CFC) is a nonflammable chemical that contains chlorine, fluorine, and carbon atoms. The following exam is produced to test knowledge of safe refrigerant handling and EPA regulations regarding the HVAC industry. It contains over hundred questions on the topic to make sure your knowledge level gets tested so you can prepare yourself for the final exam. We are confident you'll learn something new with this quiz. There is no time bar, so feel free to take this quiz as often as possible. Good Luck!
Ultraviolet
Infrared
Visible
Moon
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Hydrogen, fluorine, and carbon
Hydrogen, fluorine and calcium.
Helium. fluorine, and carbon
Hydrogen, chlorine, fluorine, and carbon
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Stratospheric
Ground
Ultra violet
Infrared
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More
Less
Alpha
Zama
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Chlorine, fluorine, carbon
.chlorine, fluorine, cesium
Carbon, fluorine, other chemicals
Cesium, fluoride, carbon
Chlorine, fluoride, carbon
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Safety (pressure) relief valve
Hand valve
Needle valve
Shraeder Valve
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Stricter
Less restrictive
Either A or B
Neither A or B
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Recovery
Recycling
Reclamation
Recirculate
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CFC
HFC
HCFC
All three
Both A and B
Both A and C
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Heart irregularities
Unconsciousness
Oxygen deprivation
All of these
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97%
95%
80%
70%
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Skin cancers
Cataracts
Reduced crop yields
All three
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Red
Green
Yellow
Blue
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Five-year
Monthly
Ten-year
Thirty-year
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DOT
DOE
ARI
SAE
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Unknown solvents
Unknown refrigerants
Unknown chemical
All of these
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Freezing of the water
Corrosion
Destruction of the ozone
Release of toxic fumes
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Hydrogen
Water
Bromine
Helium
Heptane
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Yellow tops and gray bodies
Gray tops and yellow bodies
Brown tops and green bodies
White tops and green bodies
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Atmospheric
Stratospheric
Marine
Climatic
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CFCs
HCFCs
HFCs
LJCs
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Recycled with other scrap metal after they are emptied and rendered useless
Filled with compressed air to fix flats
Re-certified as Recovery Tanks after painting
Refilled twice before discarding
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EPA
DOT
DOD
EPRI
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Recirculation
Recycling
Recovery
Reclamation
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EPA
DOT
DOE
EPRI
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Oxygen
Compressed air
Nitrogen
Any of these
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Can be legally vented to the atmosphere since it can't be reclaimed
Must be destroyed by incineration at a approved facility
Must be used only in Small Appliances
Must be transferred into a disposable cylinder and discarded at a municipal landfill
Chlorine
Fluorine
Both chlorine and fluorine
Both fluoride and carbon
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Calls for the phase-out of CFC/HCFC production
Prohibits CFC/HCFC venting as of July 1, 1992
Requires the EPA to set standards for equipment and technicians
All the above
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Zero ODP
Low ODP
High ODP
Zero GHE
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Chlorine monoxide
Water
Ozone
Both A and C
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Azeotrope
Compound
Fractionation
Halocarbon
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Light blue
Green
Orange
Yellow
Major maintenance
Minor maintenance
System maintenance
Service maintenance
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Close to the vacuum pump
As close as possible to the system being evacuated
In series to avoid EPA problems
In parallel to avoid EPA problems
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O1
O2
O3
O4
O5
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$1,000
$2,000
$10,000
$25,000
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Binary
Ternary
Unitary
Both A and C
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Installed in series
Used if rusted or corroded
Tampered with
All of these
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System-dependent
Self-contained
System-independent
Approved
Illegal
Automatic
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Azeotrope
Compound
Fractionation
Halocarbon
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Hydrogen
Bromine
Chlorine
.air
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Electronic and Ultrasonic
Halide torch
Soap bubble
Both I and 2
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CFCs
HCFCs
HFCs
ODCs
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1
2
3
4
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System dependent recirculation unit
Purge unit
System dependent recovery unit
System independent recovery unit
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Evaporator
Condenser
Compressor
Expansion device or TXV
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A nitrogen regulator is not required since the pressure is low
Charge with liquid nitrogen whenever possible since it is faster
Only charge with nitrogen vapor and use a regulator
Both A and B above
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