Kassa, K. (2010). UDD toilets for Nelson Mandela private school Arba Minch, Ethiopia Case study of sustainable sanitation projects Sustainable Sanitation Alliance (SuSanA)
Urine diversion dehydration toilets (UDDTs) Faeces or faecal sludgeUrinePeri-urbanSchoolsCase studies in SuSanA templateEnglish
Ethiopia
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