ANDRITZ Separation, trusted partner for process solutions for waste water treatment. There is a wide range of challenges in municipal drinking water and waste water treatment: whereas in developing countries the focus is often on setting up a base structure for drinking water and wastewater, in industrialized countries water quality, efficiency and recycling of residual matter play the greater role.With increasing water consumption, the need for modern processing and disposal technology is on the rise. This is not only about water purification, but also about handling residual and waste materials derived from the process.