Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Puits de refroidissement-fr#Sense
Kuehlschacht-de#Sense
Poço para arrefecimento-pt#Sense
Pozzo di raffreddamento-it#Sense
Cooling shafts-en#Sense
Pozo de refrigeración-es#Sense