Is it harmful to drink water in plastic cups for a long time? Thank god, help me.

It is harmful because plasticizers are often added to plastics, which contain some toxic chemicals. When hot water or boiled water is filled in plastic cups, toxic chemicals are easily diluted into water. There are many pores in the internal microstructure of plastic, which contain dirt. If it is not cleaned properly, bacteria can easily breed. Therefore, when purchasing plastic cups, you must choose food-grade plastic cups that meet the national standards.

Safest drinking cup: colorless glazed painted ceramic cup.

The first choice for drinking water is a ceramic cup coated with colorless glaze, especially the inner wall should be colorless. This material is not only safe and resistant to high temperature, but also has a good thermal insulation effect. Drinking hot water or tea is a good choice.

Extended information Drinking water is harmful to cups:

1, multicolored cups are easy to cause heavy metal poisoning.

Colorful cups are attractive, but you'd better not use them. Because those bright pigments have great hidden dangers, especially when the inner wall is glazed, when the cup is filled with boiled water or drinks with high acidity and alkalinity, toxic heavy metal elements such as lead in these pigments are easily dissolved in the liquid, and people will do harm to the human body if they drink the liquid containing chemicals.

2. Disposable paper cups or hidden potential carcinogens

Disposable paper cups only look hygienic and convenient, but in fact, the product qualification rate can't be judged, and whether it is clean or not can't be recognized by the naked eye. From the perspective of environmental protection, disposable paper cups should be used as little as possible. Some paper cup manufacturers add a lot of fluorescent brighteners to make the cups look whiter. It is this fluorescent substance that can mutate cells, and once it enters the human body, it will become a potential carcinogen;

Secondly, those unqualified paper cups are generally soft and easy to deform when poured into water. Some paper cups are poorly sealed, and the bottom of the cup is easy to seep, which makes it easy for hot water to burn your hands. What's more, if you gently touch the inside of the paper cup with your hand, you can feel fine powder on it, and it will turn white when you touch it with your fingers. This is a typical inferior paper cup.

People's Daily Online -4 kinds of cups are very dangerous and easy to cause cancer and poisoning.