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Radiation Hazard Symbol | Safety Warning Icon #3796662 (License: Personal Use)
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This iconic symbol, known as the trefoil, consists of a yellow circle with a black central dot and three black扇-shaped blades spaced 120 degrees apart. Adopted in 1946 by the United States and later standardized by ISO and IAEA, it signifies the presence of ionizing radiation that poses health risks. The high-contrast yellow-and-black design ensures visibility and immediate recognition in hazardous environments.
Used on containers, doors, equipment, and signage in nuclear facilities, medical imaging labs, research centers, and transport vehicles carrying radioactive substances. Matches user intent for safety education, regulatory compliance, or hazard identification resources.
Related Cliparts: The universal radiation warning symbol alerts to ionizing radiation hazards. Learn its meaning, history, and proper usage in safety protocols worldwide.
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