A medium that consists of [[ink]] which has been applied to a surface, typically paper. The ink can be applied using different tools, such as a [[nib pen (medium)|nib pen]], [[ballpoint pen (medium)|ballpoint pen]], [[millipen (medium)|technical pen]], [[marker_(medium)|marker]], or [[calligraphy brush (medium)|brush]], or through the [[print_(medium)|printmaking process]]. Ink is commonly black, but can be blue, as in the case of some ballpoint pens, or [[color ink (medium)|come in many colors]]. Depending on the method used, ink can appear as lines of constant or varying width, or in large swatches.

h4. External links

* "Wikipedia: Ink":https://en.wikipedia.org/wiki/Ink
ink (medium)