Biology, asked by harshitha4673, 1 year ago

Enlist different methods of food preservation and explain principles of food preservation by chemicals.

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Answered by khushiantim
3

Food preservation, any of a number of methods by which food is kept from spoilage after harvest or slaughter.

Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals.

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