It's safest to avoid e cigarettes altogether unless vaping is helping you quit smoking E cigarettes and Vaping Idaho Office of Drug Policy Does Diacetyl In Vaping Cause Popcorn Lung? SMOKO E Cigarettes Construction of electronic cigarettes Wikipedia Popcorn Lung: The Deadly Secret in Your Vape! Did you know that the sweet, tempting flavor in your e liquid could be hiding a chemical called Diacetyl? This chemical, which tastes