The topic is Chlorofluorocarbon (CFC) Refrigeration. The following exam is produced to test knowledge of safe refrigerant handling and EPA regulations regarding the HVAC industry. It contains over hundred questions of the topic to make sure your knowledge level gets tested so you can prepare yourself for the final exam.
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Quiz Questions And Answers
means to clean refrigerant for reuse by oil separation and single or multiple passes through devices, such as replaceable core filter-driers, which reduce moisture, acidity and par
__requires chemical analysis of the refrigerant to verify that the ARI 700 Purity Specifications are met.
means, to remove refrigerant in any condition from a system and store it in an external container without necessarily testing or processing it in any way.
Used disposable refrigerant cylinders can be
The internal pressure of a cylinder with one pound of liquid refrigerant is the internal - pressure of a full 50-pound cylinder.
Refillable containers must meet requirements.
Approved refillable tanks should never be filled to more than of their total capacity.
The ozone layer absorbs and scatters light from the sun, which prevents harmful amounts from reaching the earth.
Ozone at ground level is ___.
When ozone depletion occurs, UV radiation penetrates to the Earth's surface.
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