Question

to avoid the bags of chips are flushed with nitrogen

Answer 1

to avoid the bags of chips are flushed with nitrogen

because oils and fats are react with oxygen very quickly and become the food rancid that's why chips of packets are flushed with nitrogen

hope it's help

Answer 2

When chips is exposed to air, it reacts with oxygen and becomes rancid-making it bitter. Packets of chips are flushed with nitrogen as it’s an inert gas and would now allow chips to react with oxygen, nor would it react on its own.