About: http://webisa.webdatacommons.org/310614903

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	These screws made, for example, of a biocompatible material, such as titanium, are difficult to handle accurately, particularly as a result of their small size.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com