About: http://webisa.webdatacommons.org/54852455

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 textured surface may include a large number of small protrusions which are preferably formed by chemical machining or etching or other suitable process.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com