Alternatives to CFCs

Storylines A5.

OCR Salters B F332

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Hydrochlorofluorocarbons and hydrofluorocarbons

Advantages:

  • H-C bonds are broken down in the troposphere before the compounds have a chance to reach the stratosphere

Disadvantages:

  • HCFCs and HFCs are greenhouse gases that contribute to global warming
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Alkanes

Advantages:

  • Alkanes don't contain chlorine

Disadvantages:

  • Alkanes are flammable and are greenhouse gases
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