Assertion: aluminum | /r/HasProperty | significant in its use
Facets:
Source sentences:
text: Al 2 O 3 is significant in its use to produce aluminium metal, as an abrasive owing to its hardness, and as a refractory material owing to its high melting point.
text: Al 2 O 3 is significant in its use to produce aluminium metal, as an abrasive owing to its hardness, and as a refractory material owing to its high melting point.