Oil and fat containing food items are flushed with nitrogen. Why?

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Nitrogen is an inert gas and does not easily react with these substances. On the other hand, oxygen reacts with food substances and makes them rancid. Thus, bags used in packing food items are flushed with nitrogen gas to remove oxygen inside the pack. When oxygen is not present inside the pack, rancidity...
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Nitrogen is an inert gas and does not easily react with these substances. On the other hand, oxygen reacts with food substances and makes them rancid. Thus, bags used in packing food items are flushed with nitrogen gas to remove oxygen inside the pack. When oxygen is not present inside the pack, rancidity of oil and fat containing food items is avoided. read less
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In the presence of oxygen in the air the fats present in the fatty food are oxidised to the compound and have bed smell and the food become rancid but after flushing with nitrogen. Nitrogen acts as an antioxidant and it prevent them from being oxidised.
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