Question

how salt and sugar and edable oil is used in preservative​

Answer 1

Answer:

Because they kill microorganisms and viruses

Answer 2

Explanation:

salt,

Salt is effective as a preservative because it

reduces the water activity of foods.

sugar,

Sugar may also provide an indirect form of preservation by serving to accelerate accumulation of antimicrobial compounds from the growth of certain other organisms.

edible oil,salt

Salts and edible oils are generally used as a preservative to check the growth of microorganisms. Generally, salt is added to pickles as a preservative to prevent the attack of microbes. Common salt is also used in the preservation of meat and fish for eggs.

edible oil,

The acidic environment of vinegar and anaerobic environment of edible oil prevents the further growth of microorganisms thus increasing the shelf life of food.