Choosing ceramic tableware is a matter of university. Some ceramic utensils have certain harmful effects on human health, because they are decorated with overglaze color. Overglaze color contains metals such as lead that have certain harmful effects. Lead can affect the function of human hematopoiesis, nerves, kidneys, blood vessels and other organs. When the human body ingests a certain amount of lead, symptoms such as vomiting, nausea, abdominal pain will occur. Therefore, once negligent, the daily necessities that must be used in this meal will gradually affect the health like trace poisons.

How to choose ceramic tableware

Steps/methods

1. Do not use overglaze color decoration when choosing ceramic tableware, especially the inner wall of ceramic tableware should not be painted. You can choose underglaze color or underglaze color decoration. For example, blue and white is a kind of ceramic that people like to decorate with underglaze color.

2, buy back the ceramic tableware, first with 4 vinegar water soaking boil, which can remove most of the toxic substances, greatly reduce the potential harm of ceramic tableware to the human body.

3, do not use ceramic tableware long-term storage of acidic food and juice, wine, coffee and other beverages. Because ceramic tableware containing acidic food or beverage for a long time, the higher the temperature, the easier to dissolve lead, equal to aggravate the lead dissolution amount of toxic side effects.

4, whether the shape is circumferential, whether there are damage, spots, bubbles, smooth. The surface of the thorn, spots, and even cracks in the ceramic, the glaze contains lead easy to overflow, not suitable for tableware.

5, select gold, silver decoration porcelain, wipe with your hands, do not fade is the top grade.

6, tapping a few times, the sound is crisp and good quality, the sound is dull or hoarse is inferior.

7, porcelain adhesives mostly contain high lead, and it is not suitable to make tableware after porcelain is replenished.

8, the glaze surface of porcelain is fired at a temperature of more than 800 degrees, less than 800 degrees, low temperature glaze will have harmful substances to the human body. It is good to reach 1350 degrees of porcelain.

9,. When purchasing a complete set of ceramic products, it depends on whether the glaze color, picture, luster and style of each piece are consistent, well-proportioned and coordinated.

10, Thin tire ceramic products are looked after under sunlight or light, with a sense of transparency, both thin and light, and uniform thickness.