The physical properties, origins, and recent history associated with the "buttery" compound diacetyl. 
 
 
 
WARNING: According to the U.S. Occupational Safety & Health Administration, diacetyl can cause serious damage to the respiratory tract and lungs, if inhaled.
 
Common foods containing diacetyl include:
popcorn, beer, wine, margarine, chips, candy, cake
 
 
 
 
 

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