About: http://webisa.webdatacommons.org/133604009

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	Contains less than 1% free silica unlike most coal slags and has virtually none of the OSHA identified Heavy / Toxic Metals assoicated with slags and some other mineral abraisives.
http://www.w3.org/ns/prov#wasQuotedFrom	hotrodders.com