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Siphon filter

82 bytes added, 20:15, 20 May 2009
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[[Image:siphon1.png|thumb|right|150px| Principle of a siphon filter]]
[[Image:siphon2.png|thumb|right|150px| Siphon filter as sold in shops]][[Image:siphon2.png|thumb|right|150px| Siphon filter demonstration in Mozambique]]
==What is a siphon filter?==
Akvopedia-spade, administrator
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