This category is within the scope of WikiProject Sanitation, a collaborative effort to improve the coverage of Sanitation on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.SanitationWikipedia:WikiProject SanitationTemplate:WikiProject Sanitationsanitation articles
This category is within the scope of WikiProject Sri Lanka, a collaborative effort to improve the coverage of Sri Lanka on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.Sri LankaWikipedia:WikiProject Sri LankaTemplate:WikiProject Sri LankaSri Lanka articles
This category is within the scope of WikiProject Water, a collaborative effort to improve the coverage of Water supply-related subjects on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.WaterWikipedia:WikiProject WaterTemplate:WikiProject WaterWater articles
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