A Warm, Buttery Flavor and a Risk of Irreversible Lung Damage 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 Does Vaping Cannabis Cause Popcorn Lung? HelloMD What Causes Does Vaping Cause Popcorn Lung? Africa Harm Reduction Alliance Microwave Popcorn Lungs Australia Popcorn Lung: Separating Myth From Science Vaping Post E Cigarettes and Vaping PPAC Central