Question

write any five methods used for food preservation also write how it works and some examples of food that can be preserved by each method​

Answer 1

• 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.

hope it helps you

Answer 2

Answer:
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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