Greg asked, "When I exhale, my breath contains carbon atoms. How long ago were they in my food or drink?" We were hungry for answers, so Ruby Osborn asked Fred Warren from the Quadram Institute Bioscience to break it down... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate">supporting the Naked Scientists</a>

Greg asked, "When I exhale, my breath contains carbon atoms. How long ago were they in my food or drink?" We were hungry for answers, so Ruby Osborn asked Fred Warren from the Quadram Institute Bioscience to break it down... Like this podcast? Please help us by supporting the Naked Scientists

Greg asked, "When I exhale, my breath contains carbon atoms. How long ago were they in my food or drink?" We were hungry for answers, so Ruby Osborn asked Fred Warren from the Quadram Institute Bioscience to break it down... Like this podcast? Please help us by <a href="https://www.thenakedscientists.com/donate" rel="noopener noreferrer">supporting the Naked Scientists</a>

How long after eating is that carbon exhaled?

Each week we set out to solve one of the world's weirdest, wackiest, funniest and funkiest scientific puzzles. And along with the answer there's a brand new question to think about for next time...

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How long after eating is that carbon exhaled?

How long after eating is that carbon exhaled?

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