What is Popcorn Lung? Popcorn Lung is a serious, permanent lung disease caused by inhaling harmful chemicals like diacetyl, sometimes found in flavored vapes. Tips for Parents & Caregivers: Talk A Kernel of Truth: Diacetyl, Popcorn Lung and E Liquids Dinner Lady 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 Why Vape It? Poster NIMCO, Inc. Ministry warns of vaping product over chemical linked to 'popcorn lung' NZ Herald Understanding Popcorn Lung and Diacetyl: Risks and Prevention Vapestore Blog