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水是地球万物生命之源,也是人类维持生命活动必不可少的重要物质。可以说,没有水就没有生命,水对于生命来说是任何物质也不可替代的。水对人体生命必不可少,但饮水卫生对身体健康也同样重要。国内外许多报刊文献都报道过,生活在深山中健康长寿的老人很多,其原因就是与长期饮用没有受到污染,而且含有多种有益矿物质和微量元素的水有关。而在有的地区,许多人患有地方性甲状腺肿、呆小症、氟斑牙、氟骨症、大骨节等地方病,这主要是由于饮水中缺碘、高氟等造成的。既然水中高氟可引起疾病,那么水中无氟或少氟可
Water is the source of life for all things on Earth and is also an essential material for humankind’s life activities. It can be said that there is no life without water, and that water is irreplaceable to life. Water is essential to human life, but drinking water hygiene is equally important for good health. Many newspapers and periodicals both at home and abroad have reported that there are many elderly people living in the mountains with health and longevity. The reason is that they are not contaminated with long-term drinking water, and contain many kinds of beneficial minerals and trace elements. In some areas, many people suffer from endemic goitre, cachexia, dental fluorosis, skeletal fluorosis, big bones and other endemic diseases, mainly due to lack of iodine in drinking water, high fluoride and so on. Since high fluoride in water can cause disease, then there is no fluorine or less fluorine in water