How Does Vacuum Packaging Work?

Answer

Vacuum packaging works by removing the air in the food and thus eliminating the effects of oxidants. The process does not reverse the decomposition process nor does it improve the micro-biological quality of food, but it slows down the rate of spoilage and controls fungi and bacterial growth.
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How Does Vacuum Packaging Work?
The oxygen in air can react with certain compounds in foods to damage their flavor or appearance, and many of the microorganisms that cause food to spoil need oxygen to grow. That's why vacuum-packaging food can help extend its shelf life. By withdrawing... More »
Difficulty: Easy
Source: www.ehow.com
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