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 Parents' second hand marijuana smoke may cause colds in children New Scientist Secondhand Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals Secondhand Smoke and Electronic Cigarette Aerosols US EPA Family second hand smoke awareness NHS Lanarkshire How Long Does Second Hand Smoke Stay in Your System