Cups of tea scale really cause cancer
Endanger human body health scale on the culprit is not the cup of tea, but the growth of bacteria on the tea, because tea tea set scale is often in wet environment, which is equivalent to a hotbed for bacteria, a large number of harmful bacteria in the body, so the ancient people emphasize tea to wash the cup. As a result, everyone is a good habit, wash after tea he dropped the cup.
But the ancients have confessed "tea not washing of cups, yan to push our lives". Others say modern tea scale contain cadmium, lead, mercury, arsenic and other carcinogens. The tea scale really cause cancer? What is the truth? As we know, a lot of metal material is contained in tea, including potassium, calcium, magnesium, manganese, etc., but can be sure of is that tea is itself contains no lead or mercury, under normal circumstances, will not have the dirt. The dirt and water contact, but the problem is out in the water, water contains trace amounts of heavy metal elements, just drink at ordinary times is has nothing to do. But just not the same when making tea, the water will react with certain substances in tea, accumulated to form the dirt after will contain lead and mercury. But these substances poorly soluble in water, all exists in the form of sediment, also won't cause harm to health. So the dirt really cause cancer? Don't!
The second is tea in the tea polyphenols can react and metal material and form a new substance, these material attached to the glass wall, for a long time to form a layer of the dirt. Some people do not XiCha scale was not because of lazy, but because of who I am with thick tea scale cup, covered with hot water, can turn water into tea, said "no tea also has three points", the most typical is the wrapped slurry are recommended. In order to achieve such a state, someone deliberately not to wash the cup.
Have tea cups scale there are two main reasons, one is have a substance - bow acid in tea, bow acid was formed after oxidation and polymerization of palm red material, but this material is difficult to dissolve in water, will settle to form the dirt in the cup.
Brush my teeth cup used long have furring, tea cup with for a long time also have a layer of tea scale, but if the scale is besmirch, that the dirt is obstinate stains, very not clear! If only effect the beauty of the cup that also calculate, it is said that tea scale cancer-causing is terrible? Listen to the feeling of Halloween, many people are thinking about home to don't throw the cup to buy one, the tea scale really cause cancer? Tai yi hall to tell you the answer. You know tea scale really cause cancer? We have to know how the tea scale formation.
