Vapes are clouded in misconception . They contain many of the same toxic and cancer causing chemicals found in regular cigarettes. One of these ingredients is diacetyl, used in popcorn flavourings for its BREAKTHROUGH NEWS: Doctors just announced that vaping has been conclusively linked to permanent lung disease. Sadly, many teens have already been diagnosed. Diacetyl, or 2,3 butanedione, is a flavouring agent that becomes a List of Diacetyl Free U.S. Vendors : r electronic_cigarette Does Diacetyl In Vaping Cause Popcorn Lung? SMOKO E Cigarettes Fumot Vape Diacetyl FUMOT Vapes, Pods & E Liquids