Vaping, Diacetyl, and Popcorn Lung: Is the Threat Real? Vaping360 Community Request Diacetyl Center for Research on Ingredient Safety Vaping and Popcorn Lung: Separating Fact from Fiction Medic Pro Do Geek Bars Have Diacetyl? EightVape Diacetyl Vape Is Diacetyl in Vape Juice 2021 ? Did you know some flavored vapes contain diacetyl, a chemical linked to popcorn lunga rare, irreversible lung disease? It scars the small airways, making it hard to breathe. Symptoms can mimic