Since the explosion of the Yancheng Chemical Plant in Jiangsu, there has been a major accident in Hunan, which caused a fire and 26 deaths. These blood lessons tell us that no matter in production or life, safety must always be the first priority, and there must be ten thousand roads and the first safety. Without safety, everything is impossible to talk about. This set of fire safety knowledge ppt courseware tells us how to prevent and handle fire accidents in life and work. Learn to be safe, I understand safety, and I want to be safe.