Assertion: californium | /r/ObjectUse | used in moisture gauges
Facets:
value: recently
type: TEMPORAL
value: in oil wells
type: LOCATION
Source sentences:
text: It is used in moisture gauges for the determination of water and oil-bearing layers in oil wells.
text: It can also be used in moisture gauges in oil wells.
text: Recently, californium is used in moisture gauges primarily used in detecting ground water movement.