🌐EnglishEnglishBahasa IndonesiaEspañolFrançaisItalianoPortuguêsРусскийالعربيةفارسی中文EntityQ2000546· pop 10· linked from 159 articlesaerated lagoonwastewater treatment system using aerationAvailable in 10 languagesEspañolРусскийPortuguêsالعربيةAzerbaijaniKazakhTajikUkrainianفارسیvia Wikidata sitelinks · CC0Connectionswastewater treatmentEntityfecal sludge managementEntityCategoriesWaste treatment technology