* Add beach towels.
* Add basic towel. Attempt absorbency. Add towel names.
* Make towels pick up and spread blood.
Move towel place-on-floor function to beach towels.
* Move amount to base cleanable. Refine towel procs.
* Ensure towel picks up blood.
* Add species sprites and inhands.
* Apply suggestions from code review.
* Fix ussp space ruin.
* Whitespace.
* Prevent picking up blood DNA already on the towel from mobs/items without decal amounts.
