All this shiny machinery, scenery, and craftsmanship need its representation here. And it transforms into different topics as well.
Well, mostly since I couldn't get it working with buildings yet.
The main trigger word is industrial, and you can bolster your prompt with nuts, bolts, chains, bearings, valves, pipes, and gears. The model also knows about brushed or polished metals.
It's trained on photos of industrial items. Thus, it's generating too natural backgrounds or body parts with anime checkpoints.