Question

why salt is used as a preservative in food​

Answer 1

Answer:

Salt is effective as a preservative because it reduces the water activity of foods. ... Adding salt to foods can also cause microbial cells to undergo osmotic shock, resulting in the loss of water from the cell and thereby causing cell death or retarded growth (Davidson, 2001).

Explanation:

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Answer 2

Answer:

Salt is effective as a preservative because it reduces the water activity of foods. ... Adding salt to foods can also cause microbial cells to undergo osmotic shock, resulting in the loss of water from the cell and thereby causing cell death or retarded growth (Davidson, 2001).