Home›Aquatic ecology›Tratamento secundário🌐PortuguêsEnglishEspañolPortuguêsالعربية中文EntityQ22908586· pop 5· linked from 138 articlesTratamento secundáriotreatment process for wastewater or sewageAvailable in 5 languagesEspañolPortuguêsالعربيةHausavia Wikidata sitelinks · CC0Connectionssewage treatmentEntitybiodegradationEntityCategoriesAquatic ecologyEnvironmental engineeringPollution control technologiesSanitationSewerageSewerage infrastructure