Assertion: protactinium | /r/ObjectUse | used for study
Facets:
value: in laboratories
type: LOCATION
Source sentences:
text: Protactinium is used for studies in laboratories; and sometimes protactinium natural isotopes give data in geological dating.
text: Protactinium is used for studies in laboratories; and sometimes protactinium natural isotopes give data in geological dating.
text: Protactinium is used for studies in laboratories; and sometimes protactinium natural isotopes give data in geological dating.
text: Protactinium is used for studies in laboratories; and sometimes protactinium natural isotopes give data in geological dating.
text: Protactinium is used for studies in laboratories; and sometimes protactinium natural isotopes give data in geological dating.