Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Can You Get Second Hand Smoke from a Vape Risks & Facts Understanding Secondhand Vape Dangers and Their Impact on Your Lungs Project Filter Secondhand Vape Informational Poster #1 Idaho Health Tools Health Risks of Secondhand Smoke and Aerosols Factsheet US EPA Early research says secondhand smoke from vaping may not be as bad as cigarettes, but it's still not harmless. https: fox59.com news national world does vaping cause secondhand smoke doctors explain the side effects