Question

Explain two ways by which food industries prevent rancidity

Answer 1

Definition of rancidity:

• The oxidation of oils and fats results in an unpleasant odour or flavor is called rancidity.
• It is a kind of incomplete oxidation of fats and oils.

Prevention of rancidity:

• Adding antioxidants to foods containing fats and oils.
• Refrigeration of left food items.
• Use airtight containers.
• By storing food away from light.
• It can be prevented by packing fat and oil-containing foods in nitrogen gas.