What is rancidity? How can it be prevented?
Foods containing fats,oil or butter start to impart foul smelland change in taste due to oxidation is called rancidity.
METHODS TO PREVENT RANCIDITY-
- to keep away from sunlight
- to keep in refridgerator
- to be flushed with nitrogen gas which prevents further oxidation of food
- to add antioxidants like BHT and BHA
BHA-Buta hydroxine Anysole
BHT-buta Hydroxine Toulene