Explain food preservation
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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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Answer:
we should preserve food
Explanation:
food is a Resource' that helps us to grow and survive.
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