The Harm of Making Tea in Stainless Steel Cup

In spring, summer, autumn and winter, no matter what season it is, there are tea coming into the market at the right time. Many northern tea lovers have to give up the most elegant way and choose the most grounded stainless steel cup to make tea. How about drinking tea with stainless steel cup?

 

Well, let's analyze in this issue!

 

Generally, green tea is the best drink with glass cup without cover, so that tea will not be stuffy, but affect the taste of tea soup. If it is Longjing, it is better to bubble with transparent and flower free glass, so as to enjoy the process of leaf stretching, dancing without flying and clear green color of tea soup. Boiling water is not available for brewing Longjing. When you are making it at home, first use a hot water warm cup, and then start making tea after the boiling water is slightly dried.

 

It's cold in winter, and many people's water cups have changed from glass to stainless steel. Recently, however, it has been exposed on the Internet that making tea with stainless steel cups is dangerous for chronic poisoning, which has also attracted the attention of many netizens. How terrible is it to make tea in stainless steel cup?

 

Find a brand new stainless steel water cup, make tea in it, cover the cup tightly, and keep it still for 72 hours. After 72 hours, the stainless steel water cup was opened and turned over. It was found that the inner wall of the water cup was obviously corroded. Some people in the industry have previously said that tea contains a variety of chemical components, and chemical reaction will occur when making tea with stainless steel water cup.

 

Stainless steel water cup contains chromium, which is a heavy metal. Because the protective film of corroded stainless steel water cup is damaged, chromium will be released. If it is used continuously, it will cause harm to human body. According to experts, chromium is a kind of blue and white multivalent metal element, including bivalent chromium, trivalent chromium and hexavalent chromium. It is hard, brittle and corrosion-resistant, so it is mostly used in stainless steel and other products.

 

In clinic, the harm of hexavalent chromium and its compounds to human body is usually manifested in three aspects. The first is to damage the skin, leading to dermatitis, pharyngitis, etc.; the second is to damage the respiratory system, causing pneumonia, tracheitis and other diseases; the third is to damage the digestive system, eating by mistake or even long-term contact with chromate, which is very easy to cause gastritis, gastric ulcer and intestinal ulcer. Excessive intake of hexavalent chromium can lead to renal failure and even cancer.

 

Experts especially remind that stainless steel cup is best not to be used for tea, not only that, oil, salt, soy sauce and vinegar is best not to use stainless steel containers to hold. The worse the quality of stainless steel products, the more likely they are to be corroded. Experts said that the quality of stainless steel water cups is good and bad, and the worse the quality, the more likely they are to be corroded.