write short note on method of food prevention
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The term food preservation refers to any one of a number of techniques used to prevent food from spoiling. It includesmethods such as canning, pickling, drying and freeze-drying, irradiation, pasteurization, smoking, and the addition of chemical additives.
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Food Preservation Methods
Chemical Method. Salt and edible oils are two main preservatives which are used since ages to prevent microbial growth. ...
Sugar. Sugar is another common preservative used in jams and jellies. ...
Heat and Cold Methods. ...
Smoking. ...
Canning. ...
Sterilization. ...
Dehydration. ...
Lyophilization.
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