About: http://webisa.webdatacommons.org/212324736

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	Abrasive material such as sand and grit are being forced into the surface of the slab on the wheels of carts or vehicles.
http://www.w3.org/ns/prov#wasQuotedFrom	forconstructionpros.com