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Submission + - Jelly batteries (

TENxOXR writes: BBC News website is reporting that a team of researchers at the University of Leeds have developed a polymer jelly that could replace the volatile and hazardous liquid electrolyte currently used in most lithium batteries. They hope that their development leads to smaller, cheaper and safer gadgets.
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Jelly batteries

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Numeric stability is probably not all that important when you're guessing.