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 The Dangers of Diacetyl in E cigs White Cloud White Cloud Electronic Cigarettes Contain Diacetyl Vuse EPod Pods Refreshing Berry Watermelon Flavor Zambia Australia Vuse Pods Ingredients For Sale , The notion that vaping causes "popcorn lungs" due to diacetyl in e liquids is based on outdated information. , ., While diacetyl was once used as a flavoring agent in some e liquids and linked to What's in an E Cigarette? American Lung Association Ah yesvaping studies saying they contain diacetyl. : r Vaping