Secondhand Exposure to E Cigarettes Puts COPD Patients At Risk Respiratory Therapy Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center E cigarette ads spread like second hand smoke on Twitter TheHealthSite.com FACT: Most e cigarette users also smoke cigarettes, a pattern known as dual use. This means the tobacco industry isn't helping people quit; it's sustaining addiction through another product. While the industry claims European girls aged 13 15 have world's highest rate of tobacco use for age group Smoking The Guardian Vaping, Second Hand Smoke, and Kids Medical Associates of Northwest Arkansas