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在生产上,铅主要以蒸汽和灰尘等形式经呼吸道侵入人体,铅尘亦能通过双手和其他途径污染食物后经消化道侵入人体,造成铅中毒。印刷业接触铅的工人很多,铸字、拣字、校对、拼版、拆版、化铅、浇版等工人都是经常直接接触铅的。我区印刷工厂的设备条件和工人的卫生习惯都不同,工作后洗手的方法也多种多样,能否把铅很好地洗下来,是个值得研究的问题。为了配合我区印刷工厂预防铅中毒工作,
In production, lead is mainly invaded into the human body through the respiratory tract in the form of steam and dust. Lead dust can also invade the human body through the digestive tract after contaminated food by hands and other means, resulting in lead poisoning. There are many workers exposed to lead in the printing industry. Workers who make and write words, pick words, proofread, impose, disassemble, lead, pour, etc. often have direct contact with lead. The equipment conditions in our district printing factory are different from the workers’ hygiene habits. There are also many ways to wash their hands after work. Whether we can wash the lead well is a problem worth studying. In order to cooperate with our district printing factory to prevent lead poisoning work,