About: http://webisa.webdatacommons.org/97834210

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	Alternatively, other suitable materials may be employed, such as plastics (e.g., polyamides) or certain (metal) or ceramic wires or fibers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com