Why do chip manufacturers often flush bags of chips with nitrogen gas?
Question
Why do chip manufacturers often flush bags of chips with nitrogen gas?
To make the bags lighter
To prevent the chips from getting oxidised and becoming rancid
To add flavour to the chips
To make the bags easier to seal
Answer
To prevent the chips from getting oxidised and becoming rancid
Detailed Explanation
Nitrogen is an unreactive gas; flushing chip packets with it displaces oxygen and helps prevent the chips inside from oxidising and turning rancid. — Examisthan.com