2nd Hand Vape Smoke Effects Does cannabis create thirdhand smoke? Is Second hand Vapour Harmful To Others? Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Ben Experts are sounding the alarm about the impacts of second hand vaping. They say it may have the same risks as 'passive smoking'. Listen to the President of the Australian What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC11 Raleigh Durham