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TitleUNICEF's upward-flow water filter
Publication TypeJournal Article
Year of Publication1987
AuthorsChilders, L, Claasen, F
Paginationp. 29-31: ill.
Date Published1987-01-01
Keywordscement, charcoal, clay jars, construction, gravel, household appliances, operation, point-of-use treatment, sand, upflow filtration
Custom 1



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