What should be done when an explosion occurs?

When an explosion occurs, securing access to the area is a critical first response. This action helps to protect not only the individuals present at the scene but also responding personnel who may be at risk if they enter a hazardous environment. By establishing a secure perimeter, it ensures that unauthorized individuals do not enter the area and potentially compromise the safety and integrity of any ongoing rescue or investigation efforts.

Additionally, securing the area prevents further incidents that might arise from secondary explosions, potential hazards, or complications due to debris. It also facilitates a more effective response from emergency services and law enforcement, as they can conduct their operations without interference. Ensuring safety through controlled access is a foundational element in managing the aftermath of such incidents, prioritizing the health and safety of everyone involved.