What are purple and black biohazared symbol?

The purple and black biohazard symbol is often used to indicate the presence of hazardous biological materials, such as infectious agents or biological toxins. The purple color typically represents a higher level of risk, while the black color is used for contrast and visibility. This symbol is crucial in laboratories, medical facilities, and waste management areas to ensure proper safety precautions are taken when handling potentially dangerous biological substances. It helps protect workers and the public from exposure to harmful pathogens.