Assertion: elemental silicon | /r/CreatedBy | the reduction of silica
Facets:
value: with coke
type: OTHER
value: commercially
type: MANNER
value: in an electric furnace
type: LOCATION
Source sentences:
text: Elemental silicon is produced commercially by the reduction of silica (SiO 2 ) with coke in an electric furnace, and the impure product is then refined.