The document discusses the responsibilities and actions of awareness-level first responders at hazardous materials incidents. It outlines recognizing hazardous materials, notifying authorities, establishing scene control, and using the Emergency Response Guidebook. The Guidebook contains information on placards, identification numbers, chemical names, response guides, and isolation distances to help first responders initially respond to hazardous materials incidents. It emphasizes the importance of predetermined procedures, safety precautions, gathering information before notifying authorities, and being aware of unique responsibilities for terrorist-related incidents.