Question

_ are used for the preservation of food​

Answer 1

Answer:

Chemical Method

Salt and edible oils are two main preservatives which are used since ages to prevent microbial growth. ... Preservation by salt is known as salting. Salting helps to preserve fruits for a long term. Meats and fishes can also be preserved by salting.

Explanation:

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Answer 2

Answer:

Hii dear,

Preservative methods are used for preservation of food

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