Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Mise en gaz-fr#Sense
Purging from air to gas-en#Sense
Entlüften-de#Sense
Ontluchten-nl#Sense
Puesta en gas-es#Sense
Purga do ar por gás-pt#Sense
Udblæse med gas-da#Sense
Messa in gas-it#Sense
Spurgo dell'aria-it#Sense
Ausblasen mit Gas-de#Sense
Καθαρισμός αέρα από αέριο-el#Sense
Skylning med gas-da#Sense