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A powder that has a flocculant in it to make swampy water drinkable.
Posted 5 years ago by WTFisTellus in category: fascinating   Comments (2)


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Posted 3 years ago by MaccBy in category: fascinating   Comments (7)


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James Doohan
Posted 3 years ago by Bloopie in category: fascinating   Comments (0)



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Posted 11 months ago by Chuckster in category: fascinating   Comments (0)


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Posted 7 years ago by polaris in category: fascinating   Comments (0)