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Stainless steel cups are toxic and are not recommended. Why? When metal products meet water, electrolysis will occur (there is in high school chemistry), electrolysis, metal ions will melt in water, and when people drink water, they will absorb metal ions in it, thus affecting physical health.
But in reality, why are there stainless steel cups? There are many reasons: stainless steel cups are not easy to break, easy to carry, easy to process (unlike glass that is difficult to process and requires high temperature), pass rate, high yield rate, and the main reason is that it can be sold for money.
The best cups are glass, followed by ceramic, followed by plastic packaging for food, and followed by stainless steel. The effects of these things on human health have been tested for a long time. 373781663 don't talk nonsense if you don't understand.
Haven't you noticed that the new stainless steel cup, after being filled with hot water (hot water will speed up the electrolysis process), after the water is cooled, the water tastes strange? This taste will only become smaller when the cup is full of tea dirt (tea dirt is also poisonous).
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It is best not to use stainless steel cups and thermos cups, which will destroy the taste of tea, and there are suitable cups for any tea, such as glass cups for green tea and purple sand cups for Tieguanyin.
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Drinking tea, water is more or less slightly corrosive to the cup, but stainless steel will produce iron ions, which are good for the human body. In fact, as long as the cup does not contain harmful substances, it is OK.
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Although stainless steel cups are easy to carry, if conditions permit, try to use glass or porcelain cups, I personally prefer porcelain cups. However, I think the best way to drink tea should be a purple clay pot or a purple clay cup, that is, a good purple clay pot is more expensive.
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I've never heard of anyone drinking tea with stainless steel cups, usually using ceramic or purple clay cups for tea. Because in this way, the original taste of the tea can be maintained. Also, it's not good to leave the tea for too long. Especially overnight tea.
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Well, a lot of people are like this, hygiene.
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It's not good, I can't see the cup clearly, I can't wash it clean.
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Professional tea drinkers all use purple sand cups, if you want to take them out, isn't it good to have a glass thermos mug?
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Stainless steel cups are not suitable for making tea.
Stainless steel cups contain chromium, which is a heavy metal, and the corroded stainless steel cups will be released because the protective film is destroyed, which will cause harm to the human body if used continuously.
It is good to use the stainless steel water cup for a long time, it is safe, fall-resistant, and the thermal insulation effect is very good. The stainless steel thermos cup is not toxic if it is simply used to drink boiling water. Remember not to use this cup to make tea or drink milk, soy milk and other substances.
If it is 304 or 316 stainless steel, it is not toxic, if it is 201 or 202 stainless steel, it is harmful to the human body, because 201 and 202 are very easy to produce iron oxide in the water environment for a long time, that is, rust, which will be toxic to the human liver. The stainless steel cup itself is not toxic, but its inner surface is rough, and it is easy to accumulate tea dirt, scale and other stolen goods, so it is necessary to pay attention to frequent cleaning.
Stainless steel is a "slightly toxic" material, and the use of general stainless dining utensils has little impact on the human body. But as a drinking cup, the most hygienic and safest, but also the first to recommend porcelain cups and glasses. The former is durable, while the latter is fragile, each with its own strengths and weaknesses.
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It can be matched, stainless steel cabinets and matte panels are still very good-looking, but this still depends on the specific kitchen situation, like our home is an open kitchen, the front and back are quite transparent, the light is very sufficient, as long as it is not at night, the kitchen itself is very bright, even at night, the kitchen lights and living room lights will be very bright, I chose a set of bamberg stainless steel cabinets with matte panels, so that the overall light tone will be more comfortable, if the kitchen is also like this, the matte is very good, If the kitchen is dark, try high-gloss.