The caraway seeds remind me of pine needles. They worm themselves in
everywhere; behind the side trim, down the ventilator...
I was re-watching Dune and a scene in a throne room. The crenellations in the background got me wondering...
http://dunepedia.wikifoundry.com/page/Shaddam+Corrino+IV
How would you scallop a sheet of corrugated metal? My first though is drill holes in the bottom of the corrugations, cut somewhere around the edge of the holes and the nip off the 'ears' to make a scallop.