Households warned over common vape mistake that can cause 'ferocious' toxic fires that are nearly impossible to put out Exposing your vape to extreme temperatures is a fire risk. Avoid leaving it in a hot car or out in the freezing cold. Never use damaged, swollen or hot batteries. Why vapes are one of the most dangerous electronic items passengers take on planes Shoreline Area News: Northshore Fire: Vape pens and electronic cigarettes cause fires E cigarettes add to fire dangers on planes, and FAA has little direction The Washington Post Vapes still causing rubbish fires despite disposable ban, major waste firm says