About: http://webisa.webdatacommons.org/13835773

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	4. A hand tool according to claim 2 wherein said nozzle is made of a material particularly resistant to abrasion by the abrasive substances.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com