About: http://webisa.webdatacommons.org/71018720

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	Very important to prep grounding surfaces and the start edge before WEDM, especially if the material is an older piece of stock that was laying on the stock rack.
http://www.w3.org/ns/prov#wasQuotedFrom	practicalmachinist.com