Lithium ion batteries are all around you because they're lightweight, powerful, and rechargeable. However, when damaged, overcharged, or improperly stored, they can overheat, catch fire, or even ...

They're in our phones, laptops and smartwatches—but lithium-ion batteries can be dangerous when damaged or overcharged. They're in our phones, laptops and smartwatches—but lithium-ion batteries can be ...