Question

write 3 preservation techniques of food material​

Answer 1

Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals.

Answer 2

Answer:

Among the oldest methods of preservation are drying, refrigeration, and fermentation. Modern methods include canning, pasteurization, freezing, irradiation, and the addition of chemicals. These seven ways to preserve summer fruits and vegetables are all effective – and can all be done in the comfort of your own home.

Drying. Drying fruits and vegetables requires removing the water content. ...

Canning. The term “canning” is a little misleading. ...

Pickling. ...

Fermenting. ...

Freezing. ...

Oil Packing. ...

Salting.