Question

The substances used for preservation is called ______

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Answer 1

Hi friend!

Your answer is Preservatives.

Hope it helps you!!

Answer 2

Answer:

Chemical Method

Salts and edible oils are the common chemicals generally used to check the growth of microorganisms. Therefore they are called preservatives. We add salt or acid preservatives to pickles to prevent the attack of microbes. Sodium benzoate and sodium metabisulphite are common preservatives.