Assertion: ink's pigment | /r/ObjectUse | used in ink
Facets:
Source sentences:
text: Pigments, on the other hand, are materials used in ink that must be ground into a fine powder or it is possible that they can settle or separate from the ink.
text: The pigments used in these inks comprise flakes of metallic powders.
text: The pigments used in these inks have the ability to be magnetized after printing (or are composed of magnetite, a black, magnetic oxide of iron), and MICR ink and printing must be performed to precise specifications, depending upon the sensitivity of the equipment.