A new battery that runs on... your own sweat

Researchers have created a new type of battery that is able to produce electric current using sweat. — AFP Relaxnews

Researchers from Nanyang Technological University, Singapore, have developed a new innovative battery powered by perspiration.

What if we could recharge batteries with our own sweat? That’s the question researchers at a Singaporean university asked themselves. The device designed by engineers there measures 0.8 square inches and is as flat as a Band-Aid.