Report on historical methods of water and sewage treatment. It gives a description of water technology in ancient civilizations and the Middle Ages. Read more...
Ce document est un avant projet qui consiste à conserver un système d'assainissement pour la ville de Mantakari au Niger . Read more...
Ce document inédit et en couleurs met à votre disposition un outil de diagnostic pratique et rapide du fonctionnement des stations d'épuration... Read more...
Safe drinking water remains inaccessible for about 1.1 billion people in the world, and the hourly toll from biological contamination of drinking... Read more...
Arsenic, a known carcinogen, finds its way into the water supply systems due to industrial discharges, geothermal activities and agricultural runoffs. Read more...