Question

what are preservatives write different methods of of preserving food​

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.

Different methods of preserving food:-

1. Chillingdrop down menu

2. Freezingdrop down menu

3. Sugaringdrop down menu

4. Saltingdrop down menu

5. Canningdrop down menu

6. Vacuum Packing

Answer 2

Explanation:

preservative

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.

methods to preserve food

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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