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Bill Gates awards Caltech for Solar-powered Toilet | Inhabitat - Green Design, Innovation, Architecture, Green Building
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Bill Gates presents new toilets that don't need water or sewers to turn faeces into fertilizer | Upsocl
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Bill Gates presents new toilets that don't need water or sewers to turn faeces into fertilizer | Upsocl
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Les toilettes du futur par Bill Gates | Vive les SVT ! Les sciences de la vie et de la Terre au collège et au lycée - Cours de SVT en ligne -
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Samsung Develops Prototype 'Reinvented Toilet' in Partnership with the Bill & Melinda Gates Foundation – Samsung Global Newsroom
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