Question

Oil&fat like substances are flushed with nitrogen ( give reason)

Answer 1

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Oil and fat containing food items flushed with nitrogen because nitrogen acts as an antioxidant and it prevent them from being oxidised.

Answer 2

Explanation:

Oil and fat like substances or substances which contain them like chips are flushed with nitrogen because if they are not flushed then they will become rancid(check spelling) which means they react with air's oxygen and make food bad causing foul smell or if they are eaten then they cause food poisoning. Hence, Flushing with nitrogen don't let the food to become bad.

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