Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6611002
Is Reference of Titanoxyde-de#Sense
Oxydes de titane-fr#Sense
Ocsaíd tíotáiniam-ga#Sense
Óxidos de titanio-es#Sense
Titanium oxides-en#Sense