Which from following methods is $\underline{\text { NOT }}$ used to preserve food?
Which from following methods is $\underline{\text { NOT }}$ used to preserve food?
Removal of heat
Irradiation
Addition of water
Addition of heat
Solution
"Hydration or addition of water is not used to preserve the food.
Irradiation, the addition of salts and addition of heat are used to preserve the food."