About: http://webisa.webdatacommons.org/377869428

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	providing such functions as shielding from the atmosphere, deoxidation, and arc
http://www.w3.org/ns/prov#wasQuotedFrom	pipingnews.com