Assertion: silica | /r/HasProperty | a group iv metal oxide
Facets:
Source sentences:
text: Silica is a group IV metal oxide, which has good abrasion resistance, electrical insulation and high thermal stability.
text: Silica is a group IV metal oxide, which has good abrasion resistance, electrical insulation and high thermal stability.
text: Silica is a group IV metal oxide, which has good abrasion resistance, electrical insulation and high thermal stability.