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BBC Inside Science

Where do forever chemicals come from?

Feb 5, 2026 · 26m

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This week the UK Government decided it was worried enough about so called ‘forever chemicals’ to bring in it’s first ever plan to tackle them. Environment Minister Emma Hardy called PFAS "one of the most pressing chemical challenges of our time". Stephanie Metzger, policy adviser at the Royal Society of Chemistry talks us through where all these chemicals have come from, and Lucy Hart, researcher at Lancaster university, brings us new science on their sources. Technology journalist Gareth Mitchell is in the studio with his take on this week’s brand new discoveries. And as future winter Olympians ready themselves atop Italy’s snow-covered peaks, Victoria Gill hears how the chemical make up…