Electronic cigarettes (e cigarettes) are sometimes called e cigs, vapes, vape pens, and electronic nicotine delivery systems (ENDS). E cigarettes come in many shapes and sizes. Most e cigarettes contain nicotine. Get the facts about e cigarettes, Kids Health Info : Vaping and e cigarettes Summary Report Explainer: What are e cigarettes? Cigarette lectronique Gouvernement du Qubec Structure of the electronic cigarette. The electronic cigarette is a Download Scientific Diagram