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Stoves with built-in USB chargers already exist as a commerical product. For example, check out http://www.rei.com/product/846334/biolite-wood-burning-campstove

by mfonda 13y ago

Stoves with built-in USB chargers already exist as a commerical product. For example, check out http://www.rei.com/product/846334/biolite-wood-burning-campstove http://www.rei.com/product/846334/biolite-wood-burning-camps...