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Question

Explain any two methods of food preservation.

[Review question: Pg. No: 256]


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Solution

  1. Smoking: Food products like Meat and Fish are exposed to smoke. The drying action of the smoke tends to preserve the food.
  2. Use of Inert gas: Nitrogen gas is filled in air tight packets of Potato wafers and other products. It prevents the growth of fungus and insects in them.

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