Understanding Global Warming Potential

What is the baseline measurement for Global Warming Potential (GWP)?

• Methane (CH₄)

• Carbon Dioxide (CO₂)

• Nitrous Oxide (N₂O)

• Hydrofluorocarbons (HFCs)

Which of the following refrigerants has a global warming potential thousands of times greater than carbon dioxide?

• R-600a (Isobutane)

• R-290 (Propane)

• R-410A

• R-441A

Which type of refrigerants have the lowest global warming potential compared to CFCs, HCFCs, and HFCs?

• Hydrofluoroolefin (HFO) refrigerants

• Chlorofluorocarbons (CFCs)

• Hydrochlorofluorocarbons (HCFCs)

• Hydrofluorocarbons (HFCs)

Which of the following refrigerants is known for having a significantly lower global warming potential compared to HFCs like R-134a?

• R-404A

• R-407C

• R-600a (Isobutane)

• R-410A

What characteristic makes hydrofluoroolefin (HFO) refrigerants a good fit for HVACR equipment?

• High global warming potential

• Non-ozone depleting

• High energy consumption

• High toxicity

Which of the following is NOT a characteristic of most HFC refrigerants?

• Very high global warming potential

• Environmentally friendly

• Damaging to the environment

• Used in refrigeration

Which refrigerant is used as a baseline for comparing the global warming potential of other gases?

• R-134a

• R-290 (Propane)

• Carbon Dioxide (CO₂)

• R-410A

Which of the following refrigerants is known for having a very low global warming potential?

• R-134a

• R-404A

• R-441A

• R-407C

What is the primary environmental concern associated with most HFC refrigerants?

• Ozone depletion

• High global warming potential

• Low energy efficiency

• High cost

Which of the following refrigerants is considered a hydrocarbon (HC) with a low global warming potential?

• R-410A

• R-134a

• R-290 (Propane)

• R-407C