What is a key advantage of assessing a scene for hazards before taking further action?

Assessing a scene for hazards before taking further action is crucial primarily to prevent further injury to victims. This initial assessment allows rescuers to identify potential dangers, such as downed power lines, leaking fuels, or unstable vehicles, which may pose risks to both the victims trapped inside the vehicle and the rescuers themselves. By recognizing these hazards early, rescuers can devise a safe operational plan, minimizing the risk of exacerbating injuries or causing new ones as they proceed with the rescue efforts.

While other factors such as vehicle movement, engine safety, and rescue time are important considerations in the overall rescue process, they stem from ensuring the safety of both the victims and the rescue team. Therefore, the priority is always to first secure the scene, allowing for a more controlled and effective rescue.