A polymer-based electrolyte makes for batteries that keep working – and don’t catch fire – when heated to over 140 degrees F. Flameproofing Lithium-Ion Batteries with Salt: Rechargeable lithium-ion batteries power phones, laptops, other personal electronics and electric cars, and are even used to store energy generated by solar panels. But if the temperature of … Continue reading Flameproofing Lithium-Ion Batteries with Salt