What does the red triangle represent on the NFPA label on the MSDS sheet?

The red triangle on the NFPA label specifically represents flammability hazard. In the context of the National Fire Protection Association (NFPA) labeling system, various colors and shapes are utilized to communicate the safety risks associated with materials. The red triangle denotes the potential of a substance to ignite or catch fire, emphasizing the importance of awareness regarding flammable materials.

This hazard classification helps users understand the necessary precautions when handling or storing flammable substances, such as the need for proper ventilation, the avoidance of open flames, and using appropriate personal protective equipment. By providing a clear visual representation of flammability risk, the NFPA label aids in promoting safety and preventing fire-related incidents in environments where hazardous materials are present.