In Cigarettes Or Did You Know Some Flavored Vapes Contain Diacetyl, A Bronchiolitis Obliterans Vaping 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 Vapes can contain harmful chemicals, such as diacetyl and heavy metals. They just don't put it on the pack. Do you know what you're vaping? Get the facts at nt.gov.au vaping Cancer Council Disposable Vape Brands Without Diacetyl The Number Of Dangerous Chemicals In Vapes Is Astounding. Take A What Vape Brands Contain Diacetyl