Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy Secondhand aerosol from vapes still exposes others to harmful substances. #SecondhandExposure #HealthySpaces #YouthHealth Does Vaping Cause Secondhand Smoke? Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Can you get second hand smoke from vape? Vaping Post Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN