Concentration and Pattern of Carbonyl Compounds from Oil Smoke in Restaurant

Carbonyl compounds from oil smoke were studied in a restaurant,in which 18 of 20 kinds of target carbonyls were identified in oil smoke and the most abundant carbonyl was acetaldehyde,formaldehyde and acetone.The aliphatic aldehydes were more abundant than aromatic and branch-chain aldehydes since whenever either cooking oil or food can produce a lot of carbonyl compounds when heated.