About: http://webisa.webdatacommons.org/430558110

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	OBT in soil or living organisms, including humans, can have very long residence times and is therefore even more hazardous than tritium in water.
http://www.w3.org/ns/prov#wasQuotedFrom	tapcanada.org