What type of information does the NFPA 704 System provide about hazardous materials?

• A. Location of the incident
• B. General hazard and degree of severity
• C. Specific remediation steps
• D. Cost of cleanup efforts

Answer: (B)

The NFPA 704 System is designed to communicate the general hazard and degree of severity of hazardous materials. This system utilizes a color-coded diamond shape to indicate the types of hazards—health (blue), flammability (red), instability (yellow), and specific hazards (white)—associated with materials. Each color features a numerical rating from 0 to 4, which indicates the severity of that particular hazard, with 0 being no hazard and 4 representing a severe hazard. This visual representation effectively informs first responders and others handling the materials about the immediate risks they may encounter, facilitating quick and informed decision-making when responding to incidents. Understanding this rating system is crucial for safety and emergency preparedness in environments where hazardous materials are present.