Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Verontreiniging binnenshuis-nl#Sense
Indoor pollution-en#Sense
Pollution domestique-fr#Sense
Inquinamento di ambienti chiusi-it#Sense
Verschmutzung von Innenräumen-de#Sense
Indendørs forurening-da#Sense