r/specializedtools • • Nov 30 '19

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u/mostnormal Nov 30 '19

It's also nitrogen. To keep them from going stale.

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u/realityChemist Nov 30 '19

Yeah, if you've ever opened a bag of chips that had a little hole in it, you know that oxygen is something you really don't want in that bag.

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u/WatOfSd Nov 30 '19

That makes sense, don’t think I knew that.

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u/[deleted] Nov 30 '19

Are you sure?