Assertion: graphite | /r/ObjectUse | used for instance
Facets:
Source sentences:
text: Unlike diamond (another carbon allotrope), graphite is an electrical conductor, a semimetal, and can be used, for instance, in the electrodes of an arc lamp.
text: Unlike diamond, graphite is a conductor, and can be used, for instance, as the material in the electrodes of an electrical arc lamp.
text: Unlike diamond , graphite is a conductor , and can be used, for instance, as the material in the electrodes of an electrical arc lamp