Question

Write method to prevent rancidity? What is rancidity?

Answer 1

Solution:

Rancidity: It is defined as chemical decomposition of oils and fats which in another words is spoiling food materials that is difficult for consumption.

It can be prevented by the following methods:

(i) The packing of food materials should replace the air with Nitrogen.
(ii) The food materials should be placed at very low temperatures.
(iii) Addition of antioxidants also prevents rancidity process.
(iv) By using air tight containers that is vacuum packing.
(Answer)