Secondhand smoke and secondhand aerosol Second hand smoke from e cigarettes 'poses NO risk to the public' Daily Mail Online Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC7 Chicago Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand smoke and secondhand aerosol