Explain in brief the three methods food preservation

Any three methods of food preservation used at home are :-

1). We use oil as preservative in pickles.

2). We preserve milk by boiling method.

3). We use sugar and salt as preservatives in different food items

Hope this works!!!

Explanation:

Food preservation includes food processing practices which prevent the growth of microorganisms, or other microorganisms, and slow the oxidation of fats that cause rancidity.

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answerall of the above;