Graphene generators could let you recharge a phone with your breath

Charge up on moisture in the air Ken Biggs / Alamy Stock Photo By Douglas Heaven Don’t you hate it when your phone battery dies? In the future, you might be able to recharge your gadget by breathing on it, thanks to a technique that harvests electricity from moisture in the air.

Source: Graphene generators could let you recharge a phone with your breath

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