Do e cigarettes kill you? Researchers don't know. Vox FDA warns retailers against illegal sale of e cigarettes to children PBS News Les dangers cachs de l'ingestion de e liquide Utah puts emergency limits on flavored e cigarettes, as vaping illnesses rise 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