Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Health: In secondhand vape, scientists smell risk Journal Courier Can you get second hand smoke from a vape? Understanding Secondhand Vape Smoke Eliquidstop Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Secondhand vape aerosol can contain particles and chemicals that may affect indoor air quality. Research continues to examine possible respiratory impacts.