https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/3322559
This is the Proton Improvement Plant PIP-II 200 Ohm MEBT (Medium Energy Beam Transport) Chopper at Fermilab.
At FERMILAB, accelerating cavities will be processed in this area, where there are facilities for degreasing them, rinsing them with high-pressure water and assembling them in a classroom. Original public domain image from Flickr
Public DomainFree CCO U.S. Government image for Personal and Business use