About: http://webisa.webdatacommons.org/425844637

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	I have seen studies which show that most workplaces that start drug screening with a hair test or other methods, spend thousands of dollars on the effort and hardly ever catch anyone.
http://www.w3.org/ns/prov#wasQuotedFrom	wisegeek.net