Question

what are preservatives
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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.

Answer 2

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

The substance which is used for long-term food preservation or long-term storage is called food preservatives. Ex: Salt, Sugar, Alcohol and vinegar, etc.