Vaping Is Far From Harmless NOVA PBS For the last several years, vaping and the use of e cigarettes was thought to be a safer alternative to smoking traditional cigarettes. But with the recent outbreak of lung related illnesses, that Processed Food Flavoring Additive 'Diacetyl' also in Vape Chemical Free Life What's in an E Cigarette? American Lung Association Vaping, Diacetyl, and Popcorn Lung: Is the Threat Real? Vaping360