core
which ASHRAE classification means slightly flammable
A2L
The molecule found in CFCs and HCFCs that depletes ozone is
Chlorine
HCFC's contain
Hydrogen, Chlorine, Fluorine, and carbon
which international agreement (treaty) regulated the production and use of CFCs, HCFCs, halogens, methyl chloroform and carbon tetrachloride.
Montreal Protocol
an Ozone molecule contains
three oxygen atoms
recovery
to process refrigerant to a level equal to new(virgin) product specification as determined by the chemical analysis.
HFCs
will not damage stratospheric ozone, but have a high GWP
Crop loss, eye disease, and skin cancer have been attributed to;
depletion of stratospheric ozone
a single chlorine atom can destroy how many ozone molecules?
100,000
How much can a person be fined per day per violation for knowingly releasing a regulated substance that violates the Clean Air Act
44,539
Reusable refrigerant containers under high pressure must be hydrostatically tested how often
5 years
Recover any remaining refrigerant and then render the cylinder useless, then recycle the metal is the proper disposal method for;
Disposable cylinders
Silicone elastomers, for use in seals and gaskets, are not compatible with which refrigerants
HFOs
which of the following refrigerants has a GWP closest to 1
R-1233zd
which of the following refrigerant is an HFO?
R-1234ze
the compressor
changes a low pressure vapor to a high pressure vapor
a refrigerant cylinder designed to hold recovered refrigerant has a
grey body and yellow top
which of the following has the highest Ozone depletion Potential
CFC
Before shipping any used refrigerant cylinders, check that the cylinder meets whats standards.
Department of transportation(DOT)
what is the new Significant New Alternative Policy (snap) Program?
EPA's program that identifies refrigerants with lower overall risk to human health and the environment.
Which type of refrigerant contains no chlorine?
HFC's
the condenser
changes a high pressure vapor to a high pressure liquid
the low-side test-pressure data-plate value should be used by a technician to determine a safe pressure for
leak testing
Clean refrigerant for reuse by separating the oil from the refrigerant and removing moisture from the refrigerant by passing it through one or more filter driers, is the definition of;
recycle
the chlorine in CFCs and HCFCs
will not dissolve in water