Dangerous substances such as yellow phosphorus, ferro-phosphorus, phosphorus dregs and phosphorus furnace gas were identified based on the analysis of process for the production of yellow phosphorus by electric stove. Harmful factor such burning, explosion and poisoning was also existed in each stage. 通过对电炉法生产黄磷的工艺流程的分析,辨识出黄磷、磷铁、磷渣、磷炉气等主要危险物质,黄磷生产各阶段还存在燃烧、爆炸、中毒、烧伤等危险、有害因素。