Question

write a short note on any methods of food preservation

Answer 1

Answer:

Below is the answer.

Explanation:

Food preservation means to enhance the shelf life of any eatable product more than it has naturally. To achieve this different methods are used. One of the most common ones are as below:

• Pasteurization is used for milk by boiling it at a high temperature killing its bacteria and extending its life time.
• Dehydration is drying of vegetables or fruits in the sun like orange peels, garlic, onion etc to make use of them later.
• Pickling is the use of vinegar and salt to preserve carrots, chilies, mangoes etc.

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.