What Is Sewage Water
What Is Sewage Water . Sewage is actually the wastewater that is released from houses, hospitals, industries, offices and other sources. Blackwater, or wastewater from toilets, and graywater, which is wastewater from all domestic sources except toilets. Wastewater Treatment Essential Guide Aquatech from www.aquatechtrade.com When sewage enters a sewage treatment. Sewage contains organic wastes as well as chemicals. Sewage contains many of the elements present in wastewater, plus human waste.