急性氮氧化物中毒、尽管国内屡有报道,但硝酸起火等意外事故,所造成的氮氧化物中毒仍不断发生,为使接触者在生产时做好劳动保护工作,现将我市最近发生的四例急性氮氧化物中毒报告如下。现场调查该厂铝质氧化着色车间,1984年建、生产工艺原为密闭式操作,1991年因地下管道堵塞,改为地面管注入,事故当天又因管道短,临时将两根管连起使 Acute nitrogen oxide poisoning, despite repeated domestic reports, but nitric acid fire and other accidents, the resulting nitrogen oxide poisoning continue to occur, in order to make contact in the production of labor protection work, now the city’s recent Four cases of acute nitrogen oxide poisoning are reported below. Site investigation of the plant aluminum oxide coloring workshop, built in 1984, the production process was originally closed operation, in 1991 due to blockage of underground pipe, ground pipe into the accident the same day due to short pipe, the two pipes temporarily connected