Acknowledgements Sanitation
The material on this page was adapted from: Tilley, E. et al. (2008). Compendium des Systèmes et Technologies d'Assainissement, published by Sandec, the Department of Water and Sanitation in Developing Countries of Eawag, the Swiss Federal Institute of Aquatic Science and Technology, Dübendorf, Switzerland. The publication is available in English, French, and will be made available in Spanish. Available in the IRC Digital Library