Question

Why are chips packets filled with Nitrogen?​

Answer 1

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Nitrogen is an inert gas, and is used during the packaging process to exclude and remove air and in particular, oxygen. Oxygen is highly-reactive, so this means it likes to combine with other molecules, which results in food spoiling or losing its' freshness.

Answer 2

Explanation:

Nitrogen is an excellent replacement for oxygen or supplemental gas in food packaging and manufacturing. Increased nitrogen preserves freshness, protects the nutrients, and prevents aerobic microbial growth.

So, it helps in preventing spoilage of food thus Nitrogen is Used.

Hope it helps you