Is Octopus Ink Similar to Fountain Pen Ink?

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"What Is Octopus Ink?

The ink of the octopus, or any cephalopod, is
composed of highly concentrated melanin. This is the same dark pigment that we
humans have, and which is responsible for skin color and the color of dark hair.
It is a natural dye that cephalopods manufacture in an ink sac. Most, but not
all octopuses have an ink sac and produce ink, but a few, such as the deep-sea
octopuses, have lost this ability….

  What is Fountain Pen
Ink?

The ink that we use in fountain pens or ball-point pens today bears
little resemblance to octopus ink. In it’s simplest form, the ink we write with
is a pigment or dye and a binder. The first ink for writing and drawing was
invented simultaneously in China and Egypt, around 2500 BC. This first ink was
made of lampblack (soot) mixed with aqueous binders. In the middle ages and up
through the nineteenth century, ink was made from such ingredients as gum
arabic, copperas (vitriol), gall apples (source of tannin), and water…."

"Is Octopus Ink Similar to Fountain Pen Ink?"
By Nancy King
Tonmo.com
The Octopus Newsmagazine Online

LINK

Image: Octopus Netsuke, MFA Shop, Boston

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