What should responders do if they are unsure about the handling of a hazardous material?

When responders are uncertain about how to handle a hazardous material, consulting the Emergency Response Guidebook is the most appropriate action. The ERG is specifically designed to provide crucial information and guidelines for first responders dealing with hazardous materials incidents. It contains detailed information on hazards, recommended safety measures, and proper response actions for a wide range of materials.

Using the ERG allows responders to rely on established protocols rather than personal judgment or intuition, which may lead to unsafe situations. The guidebook helps ensure that responders have access to accurate data, enhancing both their safety and the effective management of the incident. This structured approach is vital in hazardous situations, where the potential risks and consequences of incorrect handling can be severe.

In contrast to this correct approach, other options might lead to poor decision-making. Relying on intuition could lead responders to underestimate risks or commit unsafe actions. Asking another responder without expertise may not provide the necessary information for safe handling, thus increasing the chance of an accident. Ignoring uncertainty altogether is particularly dangerous, as it could escalate the incident or put lives at risk. Therefore, consulting the Emergency Response Guidebook is the best practice for ensuring informed and safe handling of hazardous materials.