The Moving Bed Biofilm Reactor (usoro MBBR) na-enweta uru nke ihe ndina nke ọdịnala na usoro oxidation kọntaktị, ma nwee mmetụta mwepụ nitrogen na phosphorus dị mma. Mmiri mmiri na-aga n'ihu na-aga n'ihu na nkwakọ ngwaahịa a kwụsịrị na MBBR ma jiri nwayọọ nwayọọ na-emepụta biofilm n'ime ime na n'èzí nke ndochi ahụ, a na-asachapụkwa nsị site n'omume microorganisms na biofilm. Ihe nkwakọ ngwaahịa na-agagharị n'enweghị ihe ọ bụla n'okpuru ọrụ nke gyratory flip nke ngwakọta na reactor: n'ihe banyere ikuku aerobic, nkwakọ ngwaahịa na-ebugharị site na ikuku, na n'ihe gbasara anaerobic reactors, igwe na-akpali ya.
