The Department of Energy is focusing on aerogels to reduce the severity of lithium battery fires. a lab that creates the substance shares the pros and cons of this technology in creating safer EVs.
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Lots of Americans are considering buying an electric vehicle, or EV. One of them is engineer John Williams, who spoke with science reporter Ari Daniel outside of an EV charging station.
JOHN WILLIAMS: Inside each of these vehicles are hundreds, if not thousands, of lithium-ion cells, one of the densest ways that we know to store electrical energy in a battery. But
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