论文部分内容阅读
苯是什么?对于很多人来说,苯是“看不见但闻得着”的一种东西。从化学上说,苯是工业上常用的一种有机溶剂,其最大特性是在常温下较易挥发,具有特殊的香味——香蕉味。有些人在劳动生产中闻到的香蕉味,觉得舒服,殊不知,吸入苯蒸气等于吸毒,香味中隐藏着危害健康的杀手。 苯主要通过呼吸道进入体内,吸入体内的苯经过代谢,转化成酚、邻苯二酚和氢醌等毒性产物。最喜欢侵犯人体的造血系统,它们能直接抑制造血细胞的核分裂,对骨髓中核分裂最活跃的原始细胞
What is benzene? For many people, benzene is an “invisible but worthwhile” one. Chemically, benzene is an organic solvent commonly used in the industry. Its most prominent feature is its volatility at room temperature and its distinctive aroma, banana. Some people smell bananas in work and feel comfortable. As everyone knows, inhaling benzene vapors equals to taking drugs, and the fragrance hides a killer of health hazards. Benzene mainly through the respiratory tract into the body, benzene inhalation of the body after metabolism, into phenol, catechol and hydroquinone and other toxic products. Most like to invade the body’s hematopoietic system, they can directly inhibit hematopoietic cell nuclear fission, the most active nuclear division of bone marrow in the original cells