Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/68
Is Reference of Material aislante de sílice-es#Sense
Massa isolante de sílica-pt#Sense
Silika-Isoliermasse-de#Sense
Isolant de silice-fr#Sense
Silica insulating mixture-en#Sense
Masse isolante de silice-fr#Sense