Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ionisation chamber-en#Sense
Ionisaatiokammio-fi#Sense
Chambre d'ionisation-fr#Sense
Camera di ionizzazione-it#Sense
Ionisationskammer-da#Sense
Ionisationskammer-de#Sense
Ionisatiekamer-nl#Sense