Secondhand smoke and secondhand aerosol Millions of people are exposed to secondhand smoke every day. People living in multi unit housing are some of the most exposed. The only way to fully protect people from secondhand smoke at Second hand vape smoke linked to more asthma symptoms in kids Secondhand Smoke Second hand E cigarette Vapour Increases Risk Of Poor Respiratory Health Study Finds Cigarette Smoke Detector What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC11 Raleigh Durham Secondhand Vape Plumes Could Form Lung damaging Radicals