What color represents flammable substances in the Hazmat placard system?

In the Hazmat placard system, red is the color designated to represent flammable substances. This color coding is crucial for emergency responders, as it instantly conveys that the material has the potential to ignite and cause fire hazards. Recognizing the significance of this color allows firefighters and hazmat teams to take appropriate safety measures when approaching or handling these types of materials.

Each color in the placard system corresponds to specific hazards; for example, blue is associated with health hazards, yellow often indicates reactivity, and green generally signifies non-toxic or non-flammable substances. Understanding these color codes is essential for effective communication during hazardous material incidents, ensuring that safety protocols are followed to protect both responders and the public.