Which tanning method is the oldest known?

Vegetable tanning.

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  1. Vegetable tanning ✔
  2. Chrome tanning
  3. Laser tanning

Why: Vegetable tanning uses tannins from plant matter and is the oldest known method.

Huh, didn't know that: Vegetable tanning uses tannins from plant matter and is the oldest known method.

The dad joke
That method has deep roots.
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References

Answer: Vegetable tanning. Vegetable tanning uses tannins from plant matter and is the oldest known method.

  1. Leather en.wikipedia.org/wiki/Leather
    Vegetable-tanned leather is tanned using tannins extracted from vegetable matter, such as tree bark prepared in bark mills. It is the oldest known method.
    Checked 2026-11-07.

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