Meilleur site pour acheter une cigarette lectronique : comparatif 2026 Vapalape What You Should Know about E Cigarettes & Vaping American Lung Association 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 In the second part of our science special, @RobertoSussman takes us through the fundamental physics of vape aerosols to help explain the difference between cigarette smoke and e cigarette vapor!