Why Are Potato Chip Bags Half-Empty?

Instead of filling up the entire bag, the chips are lying innocently at the bottom and the rest of your bag was air…or was it? The truth is, there’s a really good reason for this minor annoyance.

All the air in potato chips bag is actually nitrogen and serve a purpose. It preserves the crispiness and provides cushion to ensure they’re whole and crispy. It also doesn’t affect the taste of the food. So, the food take longer times.

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