slag, rock found in an empty lot next to studio at 42 skillman st., brooklyn, ny, tests indicate that this might be a fragment of a meteorite, a piece of the moon, or a by product of an industrial process. this piece of slag, with as unknown origin calls to mind the impossibility of indentifying the nature of any of the objects in my everyday life, including street debris, consumer electronics, pigeons, people, chewing gum, books, and chinese food.
cell phone close lunar excursion module