🧈 A Warm, Buttery Flavor — and a Risk of Irreversible Lung Damage A chemical used in artificial butter flavoring—diacetyl—has been linked to a rare but serious lung condition known as “popcorn lung” (bronchiolitis obliterans). Despite its pleasant flavor in popcorn and e-cigarettes, experts warn that prolonged exposure can cause permanent respiratory damage. #PopcornLung #Diacetyl #HealthWarning #LungDamage #VapeRisks #FoodSafety #BETTRNews https://www.summahealth.org/flourish/entries/2025/03/a-warm-buttery-flavor-and-a-risk-of-irreversible-lung-damage