Assertion: concrete's material | /r/HasProperty | slag cement
Facets:
Source sentences:
text: These materials include fly ash, slag cement (sometimes called ground granulated blast furnace slag—GGBFS or slag cement), silica fume, and metakaolin.
text: These materials include fly ash, slag cement (sometimes called ground granulated blast furnace slag—GGBFS or slag cement), silica fume, and metakaolin.