“We can’t afford to have waste be just waste.” That’s the thinking behind an innovative new project in Washington, DC that generates power from the treatment of sewage waste. The thermal hydrolysis system, created by the Norwegian company, Cambi, involves a type of pressure cooker that sterilizes concentrated solids and makes them easier for microbes to digest. The methane created by digestion is then used to create the steam that contributes to the cooking process, … Continue reading Power from sewage in new DC water treatment plant