In the cups and teapot tea scale harmful to human body?
Tea scale harmful to human body, have a traditional habit is not XiCha scale, because it is a sign of hospitality and guest is more, but a new study has found that the dirt is harmful to human body.
Tea scale as the tea drinkers "regular tea" into the digestive system, to combine with the protein, fatty acids and vitamins in food into a variety of harmful substances, not only hinder the body to absorb nutrients in the food to digest, also make many viscera damage.
Scientific studies have shown that tea in the moist environment quickly oxide brown tea stain, containing cadmium, lead, mercury, arsenic and other harmful metals. The didn't drink or tea for a long time, when it is exposed to the air, the tea polyphenols and tea stain metals in oxidation in air, will be generated in the dirt, and attached on the inner wall of the tea set, and the product is thicker. Someone once tea scale for the sampling test, found that the tea also contains certain carcinogens in the scale, such as nitrite, they obviously have a threat to human body health.
