Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Rising Trend of Vaping Among School Aged Children: A Growing Concern Does vaping (using e cigarettes) make a difference to our health and are there harms with second hand vaping? iHealth Facts Vaping After Surgery: How Long to Wait & Why How to Inhale a Vape (Without Coughing!) Ashtray Blog E Cigarette Direct Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center