About: http://webisa.webdatacommons.org/147823597

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	The core of the fiber can be made out of plastic, such as polystyrene or polymethylmethacrylate, or glass such as silica.
http://www.w3.org/ns/prov#wasQuotedFrom	globalspec.com