1959 Water Purification and Wastewater Treatment: Johns Hopkins Science Review

The video explains the processes involved in purifying natural river water, including settling, coagulation, filtration, and disinfection, resulting in clean but not pure water. It also covers sewage treatment, where organic waste is decomposed, and the resulting effluent can affect river ecosystems by increasing or decreasing organism populations.

What new insight or understanding did you gain from this video?