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2982: Water Filtration (xkcd.com)

submitted 4 months ago by [email protected] to c/[email protected]

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Title text:

You'd think the most expensive part would be the quark-gluon plasma chamber, but it's actually usually the tube to the top of the atmosphere to carry the cosmic rays down.

https://explainxkcd.com/2982

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[–] [email protected] 12 points 4 months ago

Distilled is good enough for demonstration purposes.

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