Abstract: The characteristics of hazardous of chemical disasters and accidents was analyzed. Combined with years of practical command experience, the key points of practical disposal were analyzed from three stages of initial battle, stalemate and decisive battle, and explore from two aspects of organizational command and grasping key points. By analyzing a large number of practical cases, the calculation and estimation of fire extinguishing agents were explained, and a new practical perspective was taken to explore methods for handling hazardous chemical accidents.

Key words: hazardous chemical accidents; disposal; practical combat; organizational command