About: http://webisa.webdatacommons.org/323038513

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	The test result is considered positive if within 20 minutes no stain of the absorbed oil is shown.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com