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How can you take care of a slow sand filter on your own? Although slightly out-of-date, this document provides a detailed and well-illustrated description on how to operate and maintain a simple slow sand filter.
VEENSTRA, S. VISSCHER, J.T. (1985): Slow Sand Filtration: Manual for Caretakers. (= IRC Training series , 1 ). The Hague: IRC International Water and Sanitation Centre URL [Accessed: 06.02.3012]Factsheet on emergency drinking water disinfection from the U.S. Environmental Protection Agency (U.S. EPA). The factsheets can be downloaded as PDF in English, Spanish, French, Arabic and Vietnamese.
Short introduction on technical and practical aspects of chlorination.