E cigarettes or vapes are sold with either single use batteries or lithium ion rechargeable batteries. When vapes get crushed in general waste or mixed recycling, the batteries can spark. That spark becomes a fire. A Parent's Guide to School Safety Toolkit Texas School Safety Center Anti Vape Campaign Are Vapes Safer Than Cigarettes? A Comprehensive Guide to E cigarette Safety SMOKO E Cigarettes SAFETY SATURDAY E cigarette use is growing fast among kids and teens. A national survey found that from 2017 to 2019, vaping more than doubled among high school students and more than tripled Take charge of battery safety when using e cigarettes GOV.UK