Nicotine isn't the only hazard to be found in e cigarettes Chicago Tribune An e cigarette is a battery operated device that heats liquid nicotine, flavoring, and other additives to create an aerosol. This JAMA Patient Page describes e cigarettes and the potential health effects of vaping. https: ja.ma 4dbZqrL 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 Juul to pull popular fruity e cigarette flavors in bid to curb teen use Vaping The Guardian