NFPA 704 Hazard Diamond Guide | Chemical Safety Symbol Explained #3731022 (License: Personal Use)

This image shows the standard NFPA 704 hazard identification system-a diamond divided into four colored quadrants used to communicate chemical risks quickly in emergencies. The red quadrant indicates flammability, blue denotes health hazard, yellow signifies reactivity or instability, and white is reserved for special hazards like oxidizers or water reactivity. First published by the National Fire Protection Association, it’s widely used on chemical containers, storage areas, and emergency response signage.

This image is commonly used on safety training pages, OSHA/NFPA compliance guides, chemical handling manuals, and emergency response resources. Users seeking to understand hazard labeling for workplace safety, lab protocols, or fire department procedures will search for this symbol.