No Radiation Symbol | Prohibition Sign for Nuclear Safety #2216070 (License: Personal Use)

The image displays a standard international radiation prohibition sign: a yellow trefoil (three-blade) radiation symbol on a black circular field, overlaid with a bold red diagonal line inside a red outer ring. This visual communicates an absolute ban on radioactive substances, equipment, or operations, commonly seen in labs, nuclear facilities, transport, and emergency response contexts. Its high-contrast design ensures immediate recognition and compliance.

Used on safety signage, regulatory documentation, training materials, and digital interfaces to indicate areas or actions where radiation is prohibited; matches user intent for hazard awareness, safety compliance, or educational content about radiation control.