很多人喜欢喝茶,但是杯子上的茶垢却很难清除,茶具内壁长出的一层茶垢,含有镉、铅、铁、砷、汞等多种金属物质。饮茶时它们会被带入身体,与食物中的蛋白质、脂肪和维生素等营养化合,生成难溶的沉淀,阻碍营养的吸收。同时,这些氧化物进入身体还会引起神经、消化、泌尿造血 Many people like to drink tea, but the cup of tea stains are hard to remove. A layer of tea stain grows on the inner walls of tea sets and contains many kinds of metal substances such as cadmium, lead, iron, arsenic and mercury. When they drink tea, they are brought into the body and chemically combined with foods such as protein, fat and vitamins to form insoluble precipitates, hindering the absorption of nutrients. At the same time, these oxides into the body can also cause nerve, digestion, urinary hematopoiesis