About: http://webisa.webdatacommons.org/172805024

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	Suitable treatments include but are not limited to peening, sand blasting, knurling, engraving, chemical and laser etching, heat etching, carving, scoring and other techniques.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com