About: http://webisa.webdatacommons.org/137415034

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	But if even you are only making small batches, you will need to maintain stock piles of the various ingredients, which include aggregate-in various sizes, cement and other cementitious materials, admixtures, and reinforcement.
http://www.w3.org/ns/prov#wasQuotedFrom	concretenetwork.com