Plumbing as an action, a collaboration, isn't really a thing you ever considered. But what is more satisfying than the efficient movement of potable water, and what shared calculation could be more mutually fulfilling?
There is a pigment derived from the rust of certain cylindrical conveyances—proprietary, naturally—which many of my elders have learned to use as a horrid cosmetic treatment. Faces become amulets. The witless music they once heard so clearly now becomes an attractive craquelure upon each exhausted visage.
In each, a hollowed protrusion becomes the sole admittance of nourishment and hydration. It may be a nutritive slurry or sweetened fluid; each travels adequately to the oily lips and leathery tongue beyond.