Question

when food containing fat or oil is used and let for a long time that smell and taste changes name the process which is responsible for this change list two methods to prevent or slow down the above change? ​

Answer 1

Answer:

rancidity

Explanation:

food should be kept in air tight containers

or nitrogen can be filled in food packets

Answer 2

Answer:

This process is called Rancidity. Air moisture and chemicals are responsible for this change.

Two methods to slow down this :

1 ) By vacuum packing.

2 ) By filling with nitrogen.

3 ) By lowering the temperature.

4 ) By keeping the food in air tight container.