Health experts are sounding the alarm about a serious condition linked to vaping, known as "popcorn lung" or bronchiolitis obliterans. This irreversible lung disease is caused by harmful chemicals, like diacetyl, found Can Vaping Cause Popcorn Lung? Diacetyl Explained Vapourium The $7.2 Million Popcorn Lung Case: How Daily Microwave Popcorn Destroyed a Man's Lungs Forever by MKWritesHere Write A Catalyst Medium Vaping is officially deadly. A life altering diagnosis of 'popcorn lung' in a U.S. teenager is sounding the alarm on the hidden dangers of flavored e cigarettes. A U.S. teenager's secret three year vaping habit