Assertion: helium | /r/ObjectUse | used as a heat-transfer medium
Facets:
value: for neutron transparency
type: PURPOSE
value: for its inertness
type: PURPOSE
value: for high thermal conductivity
type: PURPOSE
Source sentences:
text: For its inertness and high thermal conductivity, neutron transparency, and because it does not form radioactive isotopes under reactor conditions, helium is used as a heat-transfer medium in some gas-cooled nuclear reactors.