Most carmakers said their battery packs are repairable, though few seem willing to share access to battery data. Lauterwasser said access to EV battery data is part of that fight. EV battery problems also expose a hole in the green "circular economy" touted by carmakers. Hill estimated at least 95% of the cells in the hundreds of EV battery packs - and thousands of hybrid battery packs - Synetiq has stored at Doncaster are undamaged and should be reused. 'PAIN POINTS'The British government is funding research into EV insurance "pain points" led by Thatcham, Synetiq and insurer LV=.

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