View of a ClopiNette store in Paris, France on August 23, 2012. ClopiNette stores sell electronic cigarettes, also known as e cigarettes to help the consumers to quit smoking. The electrical device simulates Heated Tobacco Products and E cigarettes What's the difference? Dailynewsegypt New Infographic Sheds Light on the Truth Behind the Vaping and E Cigarettes Newswire While vaping is not risk free, it is less harmful than tobacco Our World in Data Propylene glycol, a component of electronic cigarette liquid, damages epithelial cells in human small airways Respiratory Research Springer Nature Link E Cigarettes vs Tobacco Cigarettes : The Electric Tobacconist Ltd.