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How counterflow heat exchangers work

Steve Mould, 13 min, 2.1M views, Aug 22, 2026

Original title: This Device Goes Past Equilibrium

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Learn more about the Jane Street internship at https://jane-st.co/internships2027-SteveMould Counterflow heat exchangers are really counterintuitive because they can swap the temperature of two liquids. Get the Hooded Seal Plushie with actuating nose bubble: https://shop.stevemould.com You can buy my books here: https://stevemould.com/books You can support me on Patreon and get access to the exclusive Discord: https://www.patreon.com/stevemould Twitter: http://twitter.com/moulds Instagram: https://www.instagram.com/stevemouldscience/ Facebook: https://www.facebook.com/stevemouldscience/ TikTok: https://www.tiktok.com/stevemould Buy nerdy maths things: http://mathsgear.co.uk

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