Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Ferro-silico-it#Sense
Ferrossilício-pt#Sense
Ferro-silicon-en#Sense
Ferrosilicium-fr#Sense
Ferrosilicium-nl#Sense
Ferrosilicio-es#Sense
Ferrosilizium-de#Sense
Σιδηροπυρίτιο-el#Sense
Ferrosilicium-da#Sense