About: http://webisa.webdatacommons.org/235129786

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	Structural members may be made from any suitable material, for example steel or fiberglass.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com