About: http://webisa.webdatacommons.org/299563697

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	Several cement companies use it as a raw material in place of shale, clay, limestone, and other materials that would need to be mined in order to manufacture cement.
http://www.w3.org/ns/prov#wasQuotedFrom	paintstewardshipprogram.com