About: http://webisa.webdatacommons.org/360620404

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	activities involve the controlled use of potentially hazardous substances, including chemical, biological, and radioactive materials.
http://www.w3.org/ns/prov#wasQuotedFrom	sec.gov