[rumdonut]

I’m not sure what these rooms control, but it’s possible the control room is simply part of a greater facility that has a mandate for this. Which makes sense, since there’s something to control here that may be more sensitive / dangerous than the control room itself.

[SoftTalker]

A lot of them are nuclear plants. The ones with the big circular display panels on the wall are: that's the reactor core.

They require lab/clean room type of dress so that it's easier to tell if you have any foreign material on your clothes.