Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Retro-reflecting material-en#Sense
Material retrorreflejante-es#Sense
Matériau rétroréfléchissant-fr#Sense
Retroreflekterende materiale-da#Sense
Ανακλαστικό υλικό-el#Sense
Materiale catadiottrico-it#Sense
Reflexstoff-de#Sense