Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Schornstein-Fuchs-de#Sense
Broek-nl#Sense
Carneau-fr#Sense
Røggaskanal-da#Sense
Rökgasmätkanal-sv#Sense
Conducto de gases-es#Sense
Savukaasuputki-fi#Sense
Straight duct-en#Sense
Breeching-en#Sense
Fluxo de descarga-pt#Sense
Rauchgasabzug-de#Sense
Camino di scarico-it#Sense
Οπίσθιο μέρος αγωγού-el#Sense