10 years of professional engaged in daily ceramics, craft ceramics, glass products OEM/ODM factory.

Which cups can't be used to make tea?

January 09, 2022

There is no such thing as a good cup or a bad cup for making tea, for each cup has its advantages and disadvantages. Generally speaking, tea cups, ceramic cups, bamboo cups are very good, but to avoid the use of disposable paper cups, plastic cups, colorful cups, metal cups these kinds of cups. These cups may contain substances that are harmful to human health or alter the taste of the tea.


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1. Disposable paper cups

Disposable paper cups only look sanitary and convenient, but in fact, the qualified rate of products can not be judged, and whether they are clean and hygienic can not be identified with the naked eye. From the point of view 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 may mutate cells and become a potential carcinogen once it enters the body.

2. Plastic cups

Plastic cups shelter evil people and practices easily, because often add plastic plasticizer, which contain some poisonous chemicals, plastic cup of hot water or hot water, poisonous chemicals that can easily be diluted to the water, and plastic internal microscopic structure there are a lot of pore, which hides dirt, cleaning not net will be easy to breed bacteria. So, when the choose and buy plastic cup, must choose to accord with the national standard edible grade plastic made cup.

3. Colorful water cups

Colorful cups are attractive, but best avoided. Because there are huge hidden dangers in those bright pigments, especially the inner wall of the glaze, when the cup filled with boiling water or acid, alkaline drinks, these pigments lead and other toxic heavy metal elements are easy to dissolve in the liquid, people drink into the liquid with chemical substances, will cause harm to the human body.

4. Metal cup

Stainless steel drinking glasses contain chromium, a heavy metal, and corroded stainless steel drinking glasses can be harmful when used over time because their protective film has been damaged.

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