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 Is Secondhand Vape Smoke Harmful Secondhand Vape Exposure: Effects, Who's At Risk, And More Australia Is Second Hand Vaping Dangerous It's important to protect children from cigarette smoke, and it's just as important to do the same with vaping. Secondhand vape smoke aerosol isn't harmless It contains tiny particles that can Can I be Affected by Secondhand Vape Smoke? Secondhand Smoke and Electronic Cigarette Aerosol Resources US EPA