The art of making glass with hydrofluoric acid
The craftsman of ancient times, there are those who are good at making strange things. Taste a technique, it is related to hydrofluoric acid and glass.

The glazed one is crystal clear, beautiful, and loved by the world. However, it is not easy to form delicate patterns on it.

Craftsmen know the nature of hydrofluoric acid, which has erosive power and is unique from ordinary acid. Take an appropriate amount of hydrofluoric acid and fill it with a special utensil. Choose good quality glaze and put it next to it.

Carefully, use a thin tube to lead hydrofluoric acid and drop it on the glaze. See hydrofluoric acid touching the glaze, like a snake swimming away, slowly eroding it. Not long after, the surface of the glaze showed a wonderful mark, either curved or straight, as if there was a pattern.

The craftsman controls the drip of hydrofluoric acid according to the picture constructed in his heart, sometimes in a hurry, sometimes in a slow. Not long after, the exquisite pattern is formed in the glaze, if it is naturally generated, it is ingenious.

When others look at it, they are amazed. Or ask the method, the craftsman laughs but does not speak, this is a secret that is not passed on. The nature of hydrofluoric acid is strong, and it is used with care, and if you do not pay attention, it will lead to disaster. Only those who are skilled in this way dare to manipulate it to achieve this amazing art and make extraordinary glazed wonders.