JUUL2 Juul Labs Science E cigarette flavored pods induce inflammation, epithelial barrier dysfunction, and DNA damage in lung epithelial cells and monocytes Scientific Reports A Kernel of Truth: Diacetyl, Popcorn Lung and E Liquids Dinner Lady When you vape, you aren't just inhaling vapor. Vape juice also contains addictive nicotine and other toxins! #EliminateTobaccoUse and keep e cigs out of your lungs. [Source: CDC] E Cigarettes and Vaping PPAC Central