Being conservative with water makes good sense, and appropriate treatment of wastewater, especially to transfer it for reuse, is now seen to be essential to the protection of the world's fresh water resources; and of economic sense in the business world.
Petrosadid provide a combination of mechanical, biological and chemical processes used to remove particles and suspended solids, organic pollution and nutrients from wastewater, together with sludge treatment which can become a source of energy via anaerobic digestion, or stabilized before disposal.