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Business jet will have sturdier batteries than Boeing 787

A lithium-ion battery for Cessna Citation business jets is designed to contain an overcharge explosion within an armored casing — unlike the Boeing 787 batteries that led to the plane’s grounding.

While Boeing and federal safety regulators ponder why flames and hot electrolytes shot out of lithium-ion batteries on the company’s flagship 787, prompting a grounding order that’s now in its third week, business jet-maker Cessna is testing a new design for such batteries — one that can contain a worst-case explosion within an armored box. Read more...