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现代,随着化学工业发展衍生的“三废”公害,通过饮食和呼吸潜移默化地使许多人体内的微量金属元素发生不良变化;铅元毒增高而锌元素下降。据科学家分析,当今人的平均铅含量已比千年前的古人高出五百倍,危害极大。铅元素在人体内的含量增高,可导致人记忆力
Modern, with the development of the chemical industry derived from the “three wastes” public nuisance, through the subtle changes in the diet and respiration of many people in the body of trace elements in the metal adverse changes; lead poisoning increased zinc decreased. According to scientists, the average lead content of today is five hundred times more than that of the ancients a thousand years ago, which is extremely harmful. Elevated levels of lead in the human body can lead to memory