Global summit to strike deal on phase-out of HFCs

Global summit to strike deal on phase-out of HFCs

The Guardian: World News

Meeting in Rwanda seeks amendment to Montreal protocol to eliminate manufacture of the chemicals used in fridges, air conditioners and inhalers

Governments will address the law of unintended consequences when they meet this week to revise a global treaty and try to eliminate the use of a group of greenhouse gases used in fridges, inhalers and air conditioners.

Hydrofluorocarbons (HFCs) were hailed as the answer to the hole in the ozone layer which appeared over Antarctica in the 1980s because they replaced hundreds of chemical substances widely used in aerosols which depleted the thin layer of ozone which protects the Earth from harmful rays of the sun.

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