Real smart: Protective clothing with built-in A/C

(Phys.org) -- In order to test the new «smart» protective vest, an experimenter wearing one has jogged several kilometers on the treadmill in a climate-controlled chamber at Empa. During the jog he lost 544 grams in weight through sweating –  but thanks to the vest‘s integrated cooling system this was still 191 grams less than if he had been wearing a conventional garment.

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