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A new wave of chemistry

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Alloys, amalgams and metallic bonding

CFCs, HFCs and the ozone layer

Before it was discovered that chlorofluorocarbons (CFCs) deplete the Earth’s atmospheric ozone layer, they were acclaimed as the new class of refrigerant. Once they fell out of favour, chemists had to think fast to synthesise new compounds that do the same job

Simon Cotton

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This article links to the following topics in the AQA, Edexcel, OCR, WJEC, CCEA, SQA and IB Diploma exam specifications:

■ atmospheric chemistry

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Previous

A new wave of chemistry

Next

Alloys, amalgams and metallic bonding

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