Secondhand vaping: The latest vaping health risk CNET Juul study shows secondhand vaping emissions are less toxic than cigarette smoke Secondhand Vape Smoke Effects Vaping Produces Far Less Second Hand Nicotine Than Smoking Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek How secondhand smoke, thirdhand smoke & vaping affects kids