Final answer:
The ERG is designed to be used at hazardous materials incidents occurring on land and water. It provides essential information for first responders to safely and effectively respond to incidents involving hazardous materials.
Step-by-step explanation:
The ERG, or Emergency Response Guidebook, is primarily designed to be used at hazardous materials incidents occurring on land and water.
The ERG provides essential information for first responders, such as firefighters, police officers, and emergency medical personnel, to safely and effectively respond to incidents involving hazardous materials.
It includes detailed guidelines on how to identify hazardous materials, handle and transport them, and respond to spills, leaks, fires, and other emergencies.