About: http://webisa.webdatacommons.org/144035634

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	Proper surface cleaning prior to welding reduces contamination of the weld due to surface scale or other foreign materials.
http://www.w3.org/ns/prov#wasQuotedFrom	mewelding.com