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| Quote: Torches, drones and an electric Le Mans racing car are all test-beds for a new kind of "structural battery", BAE Systems has said. The batteries use carbon fibre and can form part of the body of a device. By effectively building the power source into the fabric of an object they can save weight. | |
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http://www.bbc.co.uk/news/technology-17014808
Which makes a lot of sense - until you consider the need to replace the batteries after they have stopped holding a sufficient charge.
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| Quote: The batteries are nickel based. Originally intended for use in the military, they had to be resistant to fire and have a long working life. "You need a battery chemistry that will last for many decades, you basically can't just take a wing off and throw it away as you would a mobile phone [battery]," Mr Penney said. | |
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Oh-ho!