We probably should have noticed this sooner, but …
Yes, that can really does did contain white paint!
It cleaned up about as well as you’d expect, which is to say not very well at all:
Fortunately, we’re not particularly fussy about shelves in the Basement Laboratory Paint Storage Wing.
Memo to Self: Just throw the nearly empty paint cans out, OK?
The Smell of Molten Projects in the Morning 