why air is removed from chips packet and other storedfood?
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Potato chip bags are not full of air, but of nitrogen gas. This is done to prevent the chips from oxidizing, which is part of what makes them go stale. Oxygen is very reactive, and likes to combine with other molecules whenever it can, causing chemical changes to take place.
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because oxygen and moisture reacts with food and make it difficult for our consumption and make the food smelly
the process is called rancidity
to prevent it nitrogen gas is filled as it is unreactive gas
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