Snow cleaning of the world's largest telescope mirrors was an impressive sight. The optics technicians would climb into a huge telescopic boom lift and spray immense clouds of cold carbon dioxide snow...
The electrical grounding system is the largest radio frequency (RF) radiation antenna system ever constructed in the history of mankind.
I made the mistake of working at the world's largest telescopes and now show classic health degradation that is associated with that biologically toxic environment.
Conduct is three-fourths of our life and its largest concern.