Эх үүсвэрүүд Tagged: Water Purification
5 items found (Showing 1 - 5)
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2010-10-20 Experiences promoting use of moringa in Tanzania
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2014-10-20
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2014-10-20
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This notebook includes sections of solar disinfection, moringa treatment, sand filtration, Kanchan aresenic filter, ceramic filters and other miscellaneous information. Notebook with various page numbered sections, illustrated
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2001-01-01 This book covers the technology of distillation, basin type solar stills, trends, and many other solar distillation issues. 85 pp. : ill. ASIN : B001N1JNH6 NY : UNITED NATIONS ECONOMIC & SOCIAL AFFAIRS ;Jan 1, 1970 UNSPSC-Code : 55101500