Assertion: hafnium | /r/ObjectUse | used in high-temperature alloys
Facets:
Source sentences:
text: It is used in high-temperature alloys and ceramics, since some of its compounds are very refractory: they will not melt except under the most extreme temperatures.
text: It is used in high-temperature alloys and ceramics, since some of its compounds are very refractory: they will not melt except under the most extreme temperatures.
text: It also has a high melting point and corrosion resistance, so hafnium can be used in high-temperature alloys and ceramics.