Which refrigerant is an HFO?

Prepare for the SkillCat EPA Type 2 Test with interactive flashcards and multiple-choice questions. Each question is accompanied by hints and explanations. Get ready to pass your exam!

Multiple Choice

Which refrigerant is an HFO?

Explanation:
Hydrofluoroolefins (HFOs) are refrigerants designed to have very low global warming potential compared with traditional HFCs. Among the listed refrigerants, one is an HFO: R-1234yf. It was developed as a low-GWP replacement for R-134a in many applications, including automotive air conditioning, because its environmental impact is far smaller (GWP around 4) than the others. R-134a is a high-GWP HFC, R-22 is an older HCFC with ozone-depleting potential, and R-32 is another HFC with a higher GWP than the HFO. So the HFO in the group is R-1234yf.

Hydrofluoroolefins (HFOs) are refrigerants designed to have very low global warming potential compared with traditional HFCs. Among the listed refrigerants, one is an HFO: R-1234yf. It was developed as a low-GWP replacement for R-134a in many applications, including automotive air conditioning, because its environmental impact is far smaller (GWP around 4) than the others.

R-134a is a high-GWP HFC, R-22 is an older HCFC with ozone-depleting potential, and R-32 is another HFC with a higher GWP than the HFO. So the HFO in the group is R-1234yf.

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