Nano Nuclear Subsidiary STS Supports Cesium-137 Removal in Brazil

• Nano Nuclear's wholly owned subsidiary Secured Transportation Services supported the removal of a cesium-137 radioactive source from HEMOAM in Manaus, Brazil.
• STS served as lead subcontractor for the September 2, 2026, operation, managed by Y-12 for the National Nuclear Security Administration.
• The mission marked the eighth radioactive-source removal in Brazil under the NNSA program since 2023.
• HEMOAM transitioned to X-ray blood irradiation, preserving medical capabilities without relying on the high-activity radioactive source.

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