/u/SalemStarburn's posts in /r/askscience

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Nitrogen is a gas that pretty much no one cares about and our bodies don't metabolize it, yet it makes up 79% of the air we breathe. Given that we only require oxygen, could you replace nitrogen with any other inert gas and breathe just fine?

1696 upvotes

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What causes meteorites to have a geometric almost crystalline pattern on their interior?

12 upvotes

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Why do neutrons decay with predictable regularity?

11 upvotes

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How Do You Calculate the Size of a Black Hole Explosion?

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Why does a gun need constant maintenance, cleaning and repair from firing bullets, but a car's engine can fire its cylinders billions of times without needing to be taken apart for years, if ever?

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Title	Upvotes	Mark as read	Favorited	Rating	Add to a list
Nitrogen is a gas that pretty much no one cares about and our bodies don't metabolize it, yet it makes up 79% of the air we breathe. Given that we only require oxygen, could you replace nitrogen with any other inert gas and breathe just fine?	1696
What causes meteorites to have a geometric almost crystalline pattern on their interior?	12
Why do neutrons decay with predictable regularity?	11
How Do You Calculate the Size of a Black Hole Explosion?	1
Why does a gun need constant maintenance, cleaning and repair from firing bullets, but a car's engine can fire its cylinders billions of times without needing to be taken apart for years, if ever?	1