6117
The smell of burnt fat ( as when cooking oil is heated to its smoke point ) is caused by glycerol in the burning fat breaking down into acrolein .
 food: cooking oil
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 food: cooking oil