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NFPA DIAMOND – Understanding NFPA 704 Hazard Identification System

The NFPA Diamond, officially known as NFPA 704, is a standardized system developed by the National Fire Protection Association (NFPA) for identifying the hazards of materials for emergency response. It is a simple, visual guide used widely in industrial facilities, laboratories, chemical storage areas, and workplaces that handle hazardous substances.

For acetone, the NFPA diamond might read