All the Rage - S4-E3
Revealing mistake: In the very first shot, we see the sky, and you can tell it's a digital image imposed on a green screen instead of a shot of the actual sky.
All the Rage - S4-E3
Continuity mistake: When Fargo and Jo are going to the section three lab, a scientist holding a beaker runs into them. He spills the liquid and bends down to clean it up. The amount on the floor changes from shot to shot.
Chosen answer: It's basically just a type of suit that's made for whatever special project they're working on. No different than a lab coat, hazmat suit, fire coat, etc.