Assertion: alumina | /r/HasProperty | al
Facets:
Source sentences:
text: Carbon (C), special silicon carbide (SiC), alumina (Al
text: Alumina, also called aluminum oxide, synthetically produced aluminum oxide, Al 2 O 3 , a white or nearly colourless crystalline substance that is used as a starting material for the smelting of aluminum metal.
text: 2) and alumina (Al