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theCoolDad@lemmy.world

Outdoor expert teaches how to purify water (i.imgur.com)

submitted 1 week ago by theCoolDad@lemmy.world to c/WaitThatsinteresting@lemmy.world

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[–] janus2@lemmy.zip 4 points 1 week ago

dish soap isn't smaller than a water molecule, but it is a long skinny molecule that can probably thread its way through filter pores designed to let through water molecules

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