Which of the following refrigerants are banned or are scheduled to be banned und

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试卷: LEED GA模拟题D[查看]
Which of the following refrigerants are banned or are scheduled to be banned under the Montreal Protocol?(choose 2)
A: HCFCs
B: CFCs
C: HFCs
D: Isopentane

参考答案: AB

本题解释:
Notes:

Reference: The Treatment by LEED of the Environmental Impact of HVAC Refrigerants

A:Under the Montreal Protocol no production and no importing of any HCFCs is permitted after 2030.
B:CFCs were banned under the Montreal Protocol in 1995. Developing nations that signed the treaty have until 2010 to phase out their production of CFCs.
C:HFC (HydroFluoroCarbons) are not covered in the Montreal Protocol. These refrigerants have low Ozone Depletion Potential but typically high Global Warming Potential.
D:Isopentane is hydrocarbon (HC) and a type of natural refrigerant.