某厂生产地爪切(切地爪丝用的工具),每次生产后多数工人有畏冷、发热,需休息3～5天才能恢复。为了查明病因,我们对作业环境及作业工人的发病情况进行了调查。现将结果报告如下:劳动卫生情况一、生产原料与流程紫铜线30～40斤、黄杂铜30斤、锌块37.5～41斤、废铁屑约1～2斤,于坩埚中(分新炉、旧炉两 The production of a factory claw cut (cut into the wire tools), after each production most workers have cold, fever, need to rest 3 to 5 days to recover. In order to identify the cause, we investigated the working environment and the incidence of workers. The results are reported as follows: labor and health conditions, the production of raw materials and processes copper wire 30 to 40 pounds, 30 pounds of yellow copper, zinc 37.5 to 41 pounds, scrap iron about 1 to 2 pounds in the crucible (points new Furnace, the old furnace two