About: http://webisa.webdatacommons.org/222235889

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	Prior to 1969, disposal was mainly by land burial, open pit burning, and deep ocean dumping.2 An NRC review committee (NAS, 1969) concluded that:
http://www.w3.org/ns/prov#wasQuotedFrom	nap.edu