Fertilizer sourced from sewage sludge
Friday, January 3, 2020 - 08:40
in Physics & Chemistry
Germany's new Waste and Sewage Sludge Ordinance requires large sewage treatment plants to recover phosphates from sewage sludge or ashes as of 2032. Conventional recovery technologies are costly and chemical-laden. A new technology now offers a more affordable, pollution-free alternative. Fraunhofer researchers helped scale up the process.