In order to avoid the possible adverse effects of tableware on health, experts remind that products with less decorative patterns and bright patterns on the inner wall of glazed and underglaze ceramic utensils and tableware should be selected as far as possible; Never buy tableware whose patterns can be erased by hand; For products that are not at ease, be sure to soak them in vinegar for several hours before using them for the first time. If the color changes obviously, they should be resolutely discarded.

Well, you can soak it in vinegar for several hours. It doesn't matter. I hope to adopt it.