18650 Battery Rechargeable Lithium Ion Vape Batteries Unsafe disposal of millions of vapes a week causing environmental damage and rise in lithium ion battery fires British Safety Council 18650 Batteries: High Capacity Li ion Cells Lithium ion batteries power devices like e bikes, vapes, e scooters, and mobility scooters, but they can pose a serious fire risk if overcharged or damaged. To stay safe: always use manufacturer approved equipment, avoid overnight