Home›Aquatic ecology›Tratamiento secundario🌐EspañolEnglishEspañolPortuguêsالعربية中文EntityQ22908586· pop 5· linked from 138 articlesTratamiento secundariotreatment process for wastewater or sewageAvailable in 5 languagesEspañolPortuguêsالعربيةHausavia Wikidata sitelinks · CC0Connectionssewage treatmentEntitybiodegradationEntityCategoriesAquatic ecologyEnvironmental engineeringPollution control technologiesSanitationSewerageSewerage infrastructure