E Cigarettes and Vaping PPAC Central Do Geek Bars Have Diacetyl? EightVape Diacetyl Causing "Popcorn Lung" is Overblown Media Hype It's a Fact. Vaping Can Cause Popcorn Lung Poster ToucanEd Doctors have linked vaping to a rare, incurable lung condition called obliterative bronchiolitis, often referred to as popcorn lung. The disease permanently scars and narrows the lungs' airways, causing lifelong breathing problems. Diacetyl & Popcorn Lung EDGE Vaping