Vape Explosion Warning Signs and Tips for Safe Vaping This happened earlier. What should you do if your vape explodes? How should you extinguish the fire stop burning? More in comments. : r Vaping VAPE PEN: They have lithium batteries in them and they can start to heat up and, if they heat up too quickly, then, the gas will ignite or explode." Most young people know inhaling something from a little plastic device and taking that into your lungs is not a healthy thing to do! We're learning more and more about the health