Assertion: leuco dye | /r/ObjectUse | used in combination
Facets:
value: usually
type: TEMPORAL
value: with some other pigment
type: OTHER
Source sentences:
text: They are usually used in combination with some other pigment, producing a color change between the color of the base pigment and the color of the pigment combined with the color of the non-leuco form of the leuco dye.