The use of moving bed bio-reactor to laundry wastewater treatment Sławomira Bering, Jacek Mazur, Krzysztof Tarnowski, Magdalena Janus, Sylwia Mozia and Antoni Waldemar Morawski E3S Web Conf., 22 (2017) 00015 Published online: 07 November 2017 DOI: 10.1051/e3sconf/20172200015