What Vaping Really Does to Your Lungs University of Utah Health The Vaper's Guide to Throat Hit E Cigarette Direct Chemicals in vapes could be highly toxic when heated, research finds Vaping The Guardian 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. # Does Vaping Cause Secondhand Smoke? Are you supposed to inhale when you vape? Vaping Post