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1986年美国明尼苏达职业安全和卫生局(OSHA)调查了明尼阿波利斯圣保尔都会区及其近郊的30个汽车散热器修理厂工人的铅接触情况。调查内容包括厂房设施和生产情况巡视,修理厂房和个体铅接触的监测。 24个修理厂空气中铅平均浓度为0.040mg/m~3,范围为0～0.281 mg/m~3;个体采样器所监测的16个修理场空气中铅平均浓度为0.113 mg/m~3,范围为0～590 mg/m~3。53名修理工人(平均年龄37.1岁,平均工龄14.3年)血铅均值为1.53(范围0.24～2.80)
In 1986, the Minnesota Occupational Safety and Health Agency (OSHA) investigated the lead exposure of 30 auto radiator repair shop workers in the suburbs of Saint Paul, Minneapolis and its suburbs. Survey includes plant facilities and production inspection tour, repair plant and personal lead exposure monitoring. The average concentration of lead in the air of 24 repair shops was 0.040mg / m ~ 3 in the range of 0 ~ 0.281 mg / m ~ 3. The average concentration of lead in the air of 16 repair shops monitored by individual samplers was 0.113 mg / m ~ 3 , The average blood lead level was 1.53 (range 0.24 to 2.80) in the range of 0-590 mg / m 3.53 repair workers (mean age 37.1 years, average length of service 14.3 years)