About: http://webisa.webdatacommons.org/374344378

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	Although working or structural parts of knives have been traditionally made of steel and heavy alloys, other materials such as ceramics, light alloys and plastics are coming into use.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com