Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Surface Detection of THC Attributable to Vaporizer Use in the Indoor Environment Scientific Reports The potential dangers of disposable e cigarettes Poison Control Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Secondhand Vape Exposure: Effects, Who's at Risk, and More Can You Actually Get a Contact High? Green Goods