About: http://webisa.webdatacommons.org/232177767

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	You also have to follow safety procedures for entering or working in confined spaces, such as a tank or a pit, such as having a handheld monitoring device that measures oxygen content, solvents and vapors.???
http://www.w3.org/ns/prov#wasQuotedFrom	inkworldmagazine.com