What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC7 San Francisco Is Second Hand Vapor from E Cigarettes Dangerous? [Infographic] The Local Brand Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA It's Not Just Cigarettes: Vape Residue Sticks on Surfaces Too Thirdhand Smoke Resource Center The health risks of secondhand smoke are widely understood. But what about secondhand vaping? Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol