About: http://webisa.webdatacommons.org/59684881

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	When the probe tip forms a point, such as a conical point, the area presented by the probe tip will vary in size depending upon the degree of wear or dullness of the point.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com