Assertion: carbon black | /r/HasProperty | black powder
Facets:
value: in appearance
type: OTHER
value: intensely
type: DEGREE
Source sentences:
text: Carbon black is a black powder produced by the incomplete combustion process of heavy petroleum products in a controlled environment.
text: According to the United States Environmental Protection Agency, carbon black is a black residue that results from the incomplete combustion of hydrocarbon fuel such as oil or gas with a limited supply of combustion air and high temperatures.
text: Carbon black (essentially elemental carbon), is a black or brown liquid or solid (powder).
text: In appearance, carbon black may be an intensely black amorphous powder or finely divided pellets.
text: Carbon black is one kind of amorphous carbon, the black powder featured with light, soft and fine.