IATE-44578

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	Subject Field/52
Is Reference of	Negro de carbón-es#Sense
	Russ-de#Sense
	Negro de fumo-pt#Sense
	Индустриални сажди-bg#Sense
	Carbon black-da#Sense
	Carbon black-en#Sense
	Roet-nl#Sense
	Noir de carbone-fr#Sense
	Nerofumo di gas-it#Sense
	Αιβάλη-el#Sense