铅及其化合物在工业上应用很广。凡从事铅矿的开采及冶炼、蓄电池制造、印刷业的熔铅及浇铸、铅管和电缆制造、油漆颜料等作业人员,极易受到铅污染的危害。长期接受铅作业人员,可因神经、造血和消化系统受到损害而引起慢性铅中毒。不仅可引起神经衰弱症状、贫血、流产、发育迟 Lead and its compounds are widely used in industry. Lead mining and smelting, battery manufacturing, printing industry, lead and casting, plumbing and cable manufacturing, paints and other workers, highly vulnerable to lead pollution hazards. Long-term acceptance of lead workers may be due to nerve, hematopoietic and digestive system damage caused by chronic lead poisoning. Not only can cause neurasthenia symptoms, anemia, miscarriage, late development