This is a close up of an olive and compression nut for a standard 15mm pipe. They look really smooth if you look at them normally, it's not until you get right close up that imperfections show. And yet, they're capable of making watertight connections in plumbing.
Arctic wolf, electronics engineer, northerner working in the south, snow lover, UMIST graduate, cook, web furcode interface host and more, all at the same time.
