Question

how is food preservation done through canning???​

Answer 1

In preservation method of canning the food is stored in cans and the cans are sealed so that no air or moisture can penetrate through the cans. the conclusion is that canning is the process of food preservation in which food is preserved in cans which are sealed.

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Answer 2

Answer:

Canning is a preservation method that involves placing food in cans or similar containers and boil the food in the can to kill all the bacteria and seal it to prevent any new bacteria from getting in. Since the food in the can is completely sterile it does not spoil

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