As a key indicator, TKN plays a vital role in the wastewater treatment process. It not only helps determine the degree of wastewater pollution, but also directly affects the process selection and management strategy of wastewater treatment.

Sewage treatment plants mainly treat seriously polluted domestic sewage and industrial wastewater, with complex processes and large environmental impacts, while gray water treatment plants focus on treating less polluted gray water, with relatively simple processes and small environmental impacts.

Modern water treatment plants use automated control systems to achieve automated control of each process link, including raw water pretreatment, coagulation, sedimentation, filtration, disinfection, etc. Through PLC and DCS systems, each link in the water treatment process can be automated...

According to the latest statistics, there are currently more than 120 wastewater treatment plants in Egypt. Among the many wastewater treatment plants, the Bahriya Al-Gamil Wastewater Treatment Plant in Cairo is the largest wastewater treatment facility in Egypt.