What is the common name or number used for the hydro-fluorocarbon (HFC) refrigerant used in automotive refrigerant systems today?
What will be an ideal response?
R134a
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Regarding safety, many owners pre-qualify contractors based on _____.
a. safety awareness and accident prevention plans b. past performance and accident incidence reports c. corporate policy statement and safety planning procedures d. recordable incidence rate and experience modification rate
This diagram shows a molecule of ________
A) Methanol B) Propane C) Ethanol D) Gasoline
Unless otherwise specified, a weld ___________________________________ the thickness of the parts at the joint.
Fill in the blank(s) with the appropriate word(s).
The condenser in a refrigeration system ____.
A. desuperheats the vapor from the compressor B. condenses the vapor from the compressor C. subcools the liquid refrigerant before it leaves the condenser D. all of the above