Coaster charges phones using energy from hot or cold drinks

Coaster charges phones using energy from hot or cold drinks

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Regular readers of Springwise may remember our recent coverage of the PowerPot, a cooking device that takes advantage of disparities in thermal energy to power phone chargers. Now the Epiphany onE Puck aims to achieve something similar, enabling anyone to charge their handset using hot or cold drinks.

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Enjoy this article? You may also be interested in our Going green Innovation Snapshot >>

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