If you vape, follow 5 simple tips to help avoid battery explosions and injury. https: www.fda.gov tobacco products products ingredients components tips help avoid vape battery explosions Five Common Mistakes That Are Killing Your Vape Battery Vapesdirect I've been salvaging these disposable vapes for the 3.7v 500mAh lithium batteries inside. They can be used to power small electronic projects with the appropriate charging circuit and voltage converter. : r diyelectronics Lithium batteries used in vapes and e cigarettes can cause fires in waste or recycling wagons. Please do not place vapes or e cigarettes in your rubbish or recycling at home. Take them to