Question

What are the preservation methods of food?
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Answer 1

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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.

Minimal Processing – Root Cellars, Cool Storage and Room Temperature Storage.

Drying/Dehydrating.

Canning – Water Bath Canning, Steam Canning and Pressure Canning. Water Bath Canning. Steam Canning. ...

Freezing.

Freeze Drying.

Fermentation.

Preserving in Salt and Sugar.

Immersion in alcohol

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Answer 2

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.

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