What step follows securing the scene of a hazmat incident?

Answer: B — Identifying the hazardous material involved

Following the securing of the scene of a hazmat incident, identifying the hazardous material involved is a critical step. This process is essential because understanding what materials are present allows responders to ascertain the risks associated with the situation. Proper identification of the hazardous material informs subsequent actions regarding containment, mitigation, and safety protocols that need to be implemented, as the properties and hazards of different materials can vary widely. Once the hazardous material has been identified, responders can evaluate the appropriate procedures and protective measures required to safely handle the incident. This step is fundamental in ensuring the safety of both the responders and the public, as well as establishing a strategy for managing the incident effectively. It sets the groundwork for the next steps, such as containment, cleanup, and coordinating with specialized response teams if necessary.