The main hazards in Wudu service area include:

1. Road traffic safety hazards: the traffic flow inside and outside the service area is large, and the vehicles are running fast, which is prone to traffic accidents. In addition, problems such as unreasonable road setting and unclear signs in the service area will also increase traffic safety hazards. In order to reduce the occurrence of traffic accidents, the service area should strengthen the management of road setting and signs, and at the same time increase warning signs and deceleration facilities to improve drivers' safety awareness.

2. fire hazard: catering, gas filling and other industries in the service area are prone to fire. In order to prevent fire accidents, the service area should strengthen the installation and maintenance of fire-fighting facilities, strengthen the training of fire-fighting knowledge of employees, and regularly check the safety of circuits and gas pipelines.

3. food safety hazards: catering businesses in the service area pay different attention to food safety, and there may be food quality problems. In order to ensure the food safety of consumers, the service area should strengthen the supervision of catering business, strengthen the training of food safety knowledge, and conduct regular sampling inspection on the food quality of catering business.

4. Potential environmental pollution: Gas stations in the service area may have environmental pollution problems such as oil leakage and improper disposal of waste. In order to reduce the impact of environmental pollution, the service area should strengthen the construction and management of environmental protection facilities of gas stations, standardize the disposal methods of wastes, and reduce the occurrence of environmental pollution.

in terms of practical answers, the service area should strengthen safety awareness training, establish a sound safety management system, regularly check and evaluate the safety risks inside the service area, and find and solve problems in time. At the same time, the service area should establish close cooperative relations with relevant enterprises to maintain the safety and environment of the service area.