What colour is typically associated with flammable materials in hazardous materials warnings?

The color typically associated with flammable materials in hazardous materials warnings is red. This color is universally recognized as a signal for caution and danger, particularly in the context of fire and flammable substances. The use of red for flammable materials is aimed at alerting individuals to the potential hazard and the need for careful handling in order to prevent accidents or fires. Additionally, the color red can be found on labels and placards that indicate the presence of flammable substances, ensuring that emergency responders and personnel working in these environments are immediately aware of the risks involved. The recognition of red as a warning for flammability plays a crucial role in maintaining safety protocols during hazardous materials operations.