How to Safely Dispose of E Cigarettes: Information for Schools and Small Businesses US EPA Vapour vs Smoke Dispergo Vaping The difference between cigarette smoke and smoke free product vapor There is a misconception that vaping products only emit water vapor, but the aerosol is actually full of toxic chemicals, including nicotine and metals, that are known to cause long term health problems. About E Cigarettes (Vapes) Smoking and Tobacco Use CDC