About: http://webisa.webdatacommons.org/231300645

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	- Tests materials for presence and content of elements or substances such as hydrocarbons, manganese, natural grease,
http://www.w3.org/ns/prov#wasQuotedFrom	indeed.com