Walk into any radiology department and you’ll notice something: the noise isn’t where the real danger lives. The hum of equipment, the rhythm of positioning, the routine of patient care—those are obvious. Predictable. Manageable.

The true threat is quieter.

It sits on shelves and in drawers, tucked into supply closets and contrast rooms. It doesn’t warn you. It doesn’t announce itself. And yet it waits for the moment when someone—rushed, distracted, complacent—handles it carelessly.

Hazardous materia...