E cigarette Posters and Print Materials Alaska's Tobacco Quit Line What's in an E Cigarette? American Lung Association Massachusetts new vaping campaign done with student input masslive.com Just How Harmful Is Vaping? More Evidence Is Emerging. The New York Times Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and