Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Focused on the Facts: Secondhand Marijuana Smoke American Nonsmokers' Rights Foundation no smoke.org Does Vaping Cause Secondhand Smoke? Complete Guide to Secondhand Vaping Devices Vape Direct 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