Electronic Cigarette ecig e cig E cigarette use to reduce cigarette smoking may not increase nicotine dependence Penn State University Vaping refers to the use of an electronic cigarette, or other vaping device, to breathe in an aerosol, often containing nicotine, flavouring and other chemicals. Unlike cigarette smoking, vaping doesn't burn tobacco. E cigarettes Models and Mechanisms of Public Health How to Vape Safely in 3 Easy Steps: Beginner Guide How Do Vapes and E Cigarettes Work? QSSV.net