What is a modern Wastewater Treatment Plant in India?

oil as well as grease in increasing concentrations when the rain runs over exposed surfaces.

.

Modern wastewater treatment plants in India are combination of a number of stages that use mechanical, chemical, and biological methods to remove contaminants from the industrial and sewage effluents. In many highly regulated countries, Industrial wastewater is pre-treated at the factory for reducing pollutants that can often not be eliminated by conventional sewage treatment. Because the construction of the sewage system might be diluted by rainwater that might have soil particles, organic compounds, animals, and oil as well as grease in increasing concentrations when the rain runs over exposed surfaces.