In the NFPA 704 System of Identification, what color is the diamond-shaped placard used for fire hazard?

In the NFPA 704 System of Identification, the diamond-shaped placard used for fire hazard is indeed red. This system is designed to quickly communicate the hazards associated with materials and provides a uniform way of identifying potential risks when dealing with hazardous substances. The red color specifically signifies a fire hazard, indicating the level of flammability of a material.

This color-coding is essential for first responders and others who may encounter hazardous materials, as it allows them to quickly assess the fire-related risks and take appropriate safety measures. Understanding the significance of the various colors in the NFPA 704 system helps ensure effective emergency response and safety protocols are followed.