The irresistible allure of old mine shafts

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07 Feb

The irresistible allure of old mine shafts">The irresistible allure of old mine shafts

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UK energy start-up Gravitricity announced February 7 it had received a GBP650,000 ($903,400) grant from Innovate UK, the UK government’s innovation agency, for a plan to use old mines shafts to store energy.

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