About: http://webisa.webdatacommons.org/131943818

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 subject devices may be fabricated from a wide variety of materials, including glass, fused silica, acrylics, thermoplastics, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca