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The Boston Globe

Business

Plan OK’d to redesign jet’s battery

WASHINGTON — The Federal Aviation Administration has approved a Boeing Co. plan to redesign the 787 Dreamliner’s lithium-ion batteries, although extensive testing will be needed before passengers fly on the plane again.

The plan includes a redesign of internal battery components to minimize the possibility of short-circuiting, better insulation of the battery’s eight cells, and a new containment and venting system.

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