Which of the following refrigerants is a zeotropic refrigerant blend?
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R-452B
A complex process that cleans, filters, and tests a refrigerant to meet the "like-new"
purity level specified in AHRI Standard 700 is;
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Reclamation
, Which of the following is classified as an A2L refrigerant?
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R-32
When calculating the subcooling of a system charged with a zeotropic or near-
azeotropic refrigerant blend, which of the following values should be used?
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Bubble point
The stage of the evacuation process which removes moisture from a system through
evaporation is called;
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dehydration
Which of the following refrigerants has the lowest global warming potential (GWP)?
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R-744
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R-452B
A complex process that cleans, filters, and tests a refrigerant to meet the "like-new"
purity level specified in AHRI Standard 700 is;
Give this one a try later!
Reclamation
, Which of the following is classified as an A2L refrigerant?
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R-32
When calculating the subcooling of a system charged with a zeotropic or near-
azeotropic refrigerant blend, which of the following values should be used?
Give this one a try later!
Bubble point
The stage of the evacuation process which removes moisture from a system through
evaporation is called;
Give this one a try later!
dehydration
Which of the following refrigerants has the lowest global warming potential (GWP)?
Give this one a try later!
R-744
