Shocking video shows terrifying difference of what happens when you vape compared to when you smoke It's Not Just Cigarettes: Vape Residue Sticks on Surfaces Too Thirdhand Smoke Resource Center What you're watching isn't smoke it's particulate matter size 2.5 microns (PM2.5). One vape exhale took indoor air from 2 500 in seconds. That's because vaping creates ultrafine particles Most vapes contain dangerous chemicals that can harm your lungs, heart and brain, but did you know that the very act of vaping and sucking in air could in itself lead to You Should Never Vape Around Your PC Or Gaming Console: Here's Why