Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Health experts say not to 'vape' around children, because the secondhand aerosol (it isn't vapor) from e cigs isn't safe for them Kentucky Health News Can I be Affected by Secondhand Vape Smoke? 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 Vaping Harmful To Your Health?