About: http://webisa.webdatacommons.org/402589538

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	Once again, the solid body 18 is preferably formed from a metallic material, such as stainless steel or aluminum, to direct the inlet laser beam toward the outlet opening 30 to define the focused laser beam 16.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com