Built-in fire extinguishers can prevent battery explosions

Lithium-based batteries like the ones that power electric vehicles are at risk of overheating YONHAP/EPA-EFE/Shutterstock Batteries enhanced with a polymer material that releases fire-suppressing chemicals at high temperatures are significantly less likely to explode into flames. This technique could boost the safety of battery-reliant machines, like electric cars and medical devices. “Our approach enhances safety…

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