About: http://webisa.webdatacommons.org/140787384

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A popular building material used between 1940-1975, it can be found in the insulation, fireproofing and other components of a repository ceiling, walls, and floors, as well as in many other locations.
http://www.w3.org/ns/prov#wasQuotedFrom	nps.gov