Biohazard Symbol - Meaning, Usage, and Safety Significance #1771952 (License: Personal Use)

This iconic black-and-white symbol, composed of three interlocking arcs surrounding a central circle, was developed in 1966 by Charles Baldwin to alert personnel to biological hazards such as infectious agents, toxins, or contaminated materials. It is standardized under ISO 3864-3 and required on containers, equipment, and facilities handling hazardous biological substances. Its high-contrast design ensures visibility and comprehension across language barriers.

Used on medical waste bins, lab doors, safety data sheets, and PPE packaging; matches user intent for hazard identification, OSHA compliance, biosafety training, or emergency response guidance.