A lot of girls don’t know how to put a piece of chalk in a jewelry box to keep it shiny.
Why does the piece of jewelry in the chalk jewelry box look so shiny?
The main component of chalk is calcium sulfate, a white precipitate that does not break down easily and whose particles are larger than dust. It is easy to absorb moisture from the air.
If there is any moisture in the jewelry, the surface will turn black easily. Chalk is mainly put in to keep it dry. In fact, you don’t have to put in the chalk, put in the desiccant effect and put in the chalk is the same.