About: http://webisa.webdatacommons.org/243494881

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	Such an abrasive surface may be sand paper or the like, to collect small contaminants that are adhering during the summer, such as dirt, sand or leaves.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com