About: http://webisa.webdatacommons.org/16918215

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	Anderson says the database is searchable by United Nations numbers, Chemical Abstract Services (CAS) numbers -- sometimes found on tractor trailers, trains or other containers -- and also by DOT placards and NFPA codes.
http://www.w3.org/ns/prov#wasQuotedFrom	officer.com