Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Sleeping baby safety tip: Keep baby's environment smoke and vape free. Secondhand smoke in areas where a baby sleeps or spends time, like home or the car, increases the risk of health problems. Secondhand Smoke vs Vape: What the Science Says Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London