Gotham's chunks are liquid, liquid, and fermented chunks. There are not only colors in Gotham's water, but also numerous fermented microorganisms. The water flows through the village and becomes a mysterious color, drawing Buddhist paintings becomes a subject of worship, a gift given to the family's eldest son on the day of the coming-of-age ceremony, and a talisman-like gift to a traditional family that has lived for generations.

In Gotham, various kinds of living things play their roles even without colors, so they function as preservatives and insect repellents. Using these functions, traditional Buddhist art preserved the foundation for more than a thousand years.

The secret recipe for the jjokmul is passed down as a relic through the Goryeo Buddhist painting, Baekui Gwaneum, and it was passed down to Gotham, becoming the only invention patent (No. 10-0420990) in the world and giving birth to the most skilled craftsman in Gyeongsangnam-do.

Gotham water is a pure natural product unlike natural or chemical dyeing.