Question

process of preservation of food

Answer 1

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You can preserve foods inexpensively by using canning, freezing, or drying techniques. Modern-dayfood preservation methods, such as water-bath canning, help you can and preserve with ease.

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Answer 2

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Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals. Advances in packaging materials have played an important role in modern food preservation.