🛠️ Invention or technique

Carbon-black ink stick (India ink)

Tinta de negro de humo en barra (tinta china)

Date
c. 250 BCE · confidence low
Place
State of Qin (Shaanxi), China
Credited to
Chinese scribes of the Warring States and Qin periods
Field
Knowledge & symbols

⚠️ Disputed: the sources disagree.

What it is

Pigment of pine soot or oil bound with animal glue and pressed into sticks, ground with water on a stone. A stable, indelible, intensely black ink that defines East Asian calligraphy and painting.

Egypt and Greece used lampblack inks with gum arabic from the 3rd millennium; the solid ink stick is specifically Chinese.

What it led to

  • Calligraphy as an art and a criterion for selecting officials
  • Uniform-quality woodblock printing
  • Ink painting and stone-inscription rubbing (a precedent for printing)
  • Preservation of texts across millennia
🕸️ View in the graph

Built on

  • Carbon pigments
  • Animal glue
  • Bamboo tablets (slips)

Made possible

Links

Sources✓ verified 2026-09-23