Myth Buster ~ "Second hand vape smoke" is actually water vapour and is not harmful to other people or the environment. #vape #vaping #vapeuk #ecigerette #smoke #quit Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and E Cigs and Second Hand Vaping: Dangers and Protections Indoor Vape Vapor May Increase Lung Health Risks Technology Networks Secondhand smoke from vaping could be harmful to children: study ABC13 Houston