Vaping, Diacetyl und Popcorn Lung: Ist die Bedrohung echt? Vaping360 What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Popcorn lung. Vaping lung injury. Lets stop confusing the two., Popcorn lung is the lazy name for bronchiolitis obliteransa disease of the small airways, not the alveoli. , It got its name from 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