BBC star reveals why London Underground is 40°C 'bowels of hell' in a heatwave - and why air-con will NEVER work ○
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a story from The Daily Mail 💩 › The Daily Mail
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Maths Professor Hannah Fry has turned heatwave explainer in recent weeks, sharing videos with her fans on Instagram. In her latest, she tackles the 'dirty hairdryer' heat on the Tube.