Assertion: carbon black | /r/AtLocation | plastic
Facets:
value: to impart a black color
type: PURPOSE
value: to make
type: PURPOSE
Source sentences:
text: Carbon black is added to plastics not only to make plastics black, but also to change the tint characteristics of other colors.
text: Carbon black is added to plastics to impart a black color, the measurement of which is referred to as “jetness.