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Explain the following term rancidity with one example.
 
The of oils and fats present in food material resulting in bad smell and taste is called rancidity.
 
Food cooked with fats and oils kept for a long time spoils and becomes unfit for eating due to .
 
We can add antioxidants to foods containing fats and oils to prevent rancidity.

 Rancidity can also avoid it by using to flush fat and oil-containing foods before sealing.