The glass does not contain organic chemicals during the firing process.When people drink water or other drinks in the glass,they do not need to worry about the chemicals being in the stomach.The glass surface is smooth and easy to clean.Dirt is not easy to grow on the wall of the cup,so drinking water from a glass is the healthiest and safest.
In addition,experts also advocate the use of enamel cups,because enamel cups are made after high-temperature enamelization of thousands of degrees,and do not contain harmful substances such as lead,which can be used with confidence.
The colorful ceramic cups are very pleasing,but in fact,there are huge hidden dangers in the bright pigments,especially the inner wall is coated with glaze.When the cup is filled with boiling water or drinks with high acidity and alkalinity,these paint Toxic heavy metal elements such as lead in it are easy to dissolve in the liquid,and people drinking liquids with chemical substances will cause harm to the human body.Plastics are often added to plastics, which contain some toxic chemicals.When hot water or boiling water is used in plastic cups, toxic chemicals are easily diluted into water, and the internal microstructure of plastics has many pores.Contamination is hidden in it, and it is easy to breed bacteria if it is not cleaned.Therefore, experts remind that when choosing a plastic cup,you must choose a water cup made of food-grade plastic that meets national standards.