Shielded nuclear radiation containment

Containment building

A containment building, in its most common usage, is a steel or reinforced concrete structure enclosing a nuclear reactor. It is designed, in any emergency, to contain the escape of radiation to a maximum pressure in the range of 60 to 200 psi...

 chamber

Room

A room is any distinguishable space within a structure.Room may also refer to:* Room , by Emma Donoghue* Room, Nepal* Room for PlayStation Portable, a social networking service* Thomas Gerald Room , Australian mathematician...

s are commonly referred to as hot cells. The word "hot" refers to radioactivity.
Hot cells are used in both the nuclear-energy and the nuclear-medicines industries.
They are required to protect individuals from radioactive isotopes by providing a safe containment box in which they can control and manipulate the equipment required.
Hot cells are used to inspect spent nuclear fuel rods and to work with other items which are high-energy gamma ray emitters.