What does the red section of the NFPA diamond represent?

The red section of the NFPA (National Fire Protection Association) diamond represents flammability hazards. This section provides information about the material's susceptibility to catch fire and its burning characteristics. A higher numerical rating in the red section indicates a greater potential for the material to ignite and the severity of its flammability risk.

For instance, materials rated with a high number are more likely to ignite under typical conditions, whereas those with a lower number present a lower risk. Understanding the red section is critical for first responders and personnel working with hazardous materials, as it guides them in assessing potential fire risks and determining the appropriate safety measures to take during an incident.

In the context of the NFPA diamond, the other sections correspond to different types of hazards, such as health risks and reactivity, but the red area specifically focuses only on flammability. This distinction is vital for creating a comprehensive safety strategy when dealing with hazardous materials.