I think they used plants and minerals for ink.
the plant changes color with the ink
The two colours of ink used in the Domesday book were red ink and brown ink.
INK
it is Stamping ink :)
Although, Kodak is a major brand of ink and printers, they are not the most used ink in the world. Lexmark, is the maker of the ink and printers that are most use.
E ink is better than regular ink because E ink can be used electronically. E ink, since it is used electronically, doesn't require actual ink for a person to use it.
i think ink is not used to scan documents.
what is powdery ink
pigment ink
the special thing about the ink is that the solvents have to keep the ink flowing freely
India ink is some black ink used for printing,writing, and drawing.