Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Sewage-en#Sense
Eaux résiduaires-fr#Sense
Spildevand-da#Sense
Acque di rifiuto-it#Sense
Afvalwater-nl#Sense
Aguas residuales-es#Sense
Jätevesi-fi#Sense
Eaux usées-fr#Sense
Waste water-en#Sense
Águas usadas-pt#Sense
Jätevedet-fi#Sense
Abwasser-de#Sense
Acque reflue-it#Sense