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 Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Secondhand vape exposure: Risks and side effects Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. Can you get second hand smoke from a vape Secondhand Electronic Cigarette Aerosol and Indoor Air Quality US EPA