Question

Explain any two methods of food preservation.​

Answer 1

Methods of food preservation are mentioned below:

Explanation:

Freezing: If the freezing temperatures are adjusted for foods, then food can remain safe for months in a freezer. To safely freeze food, the freezer should be set at a temperature between -18°C and -22°C. the food should be placed in air-tight containers before freezing.

Salting: The simple method of salting will take water our from the food and also stop bacterial growth. There are tow methods of salting: 1) Dry method in which salt is applied to food such as meat and it directly absorbs all the water. 2) Wet Curing in which the salt is dissolved in water and then applied on food.

Answer 2

Explanation:

Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals. Advances in packaging materials have played an important role in modern food preservation.