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Blood, Sweat and Tears!

We all rely on batteries as they are essential devices but they are not 100% reliable and do present a whole host of problems. Over time they can have trouble retaining a charge or stop working altogether. Others can overheat or leak or even explode. They’re also rigid and often bulky. Imagine if you could do away with your standard AA or Car Batteries and instead have a flexible, incredibly thin battery that could be powered by blood or sweat? Sounds a bit gross but could it be an improvement? (more…)