Question

3. It is added to foods to prevent any undesirable chemical changes and increase their shelf life
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Answer 1

Answer:

A preservative is a substance or a chemical that is added to products such as food products, beverages, pharmaceutical drugs, paints, biological samples, cosmetics, wood, and many other products to prevent decomposition by microbial growth or by undesirable chemical changes.

What are common chemical preservatives?

sorbic acid, sodium sorbate, sorbates: cheese, wine, baked goods, and more.

benzoic acid, sodium benzoate, benzoates: jams, salad dressing, juices, pickles, carbonated drinks, soy sauce, and more.

sulfur dioxide, sulfites: fruits, wines, and more.

nitrites, nitrates: meats.

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Answer 2

Answer:

A preservative is a substance or a chemical that is added food and beverages to prevent decomposition by microbial growth or by undesirable chemical changes.

Natural food preservatives comes the salt, sugar, alcohol, vinegar etc.

Explanation:

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