Final Filter- 8-12-96 The chalkboard in the filtering plant reminds new visitors of the last day. Related Similar Images ...based on the tags: chalkboards, left-behind, notes-to-self, numbers, phones, pillars, signs, speakers... This might have been part of the Pioneer Pellet Plant. It looks to be a ball mill, which pulverizes ore by spinning it with thousands of ball bearings. You can see why so few products had bright packaging. If the can here was brown, you’d never see it in a dark wood cabinet. Sliding curtains gave a little privacy to the residents of this room, which looked and felt more medicinal than most of the other multi-patient rooms. Footprints of houses past; tailings of mines past. That floor isn’t dirt–it’s old rotting grain that’s formed into a sort of moldy mud. Postcards and snapshots in a high elevator office. Someone’s abandoned to-do list. Behind the factory was an old truck, blocked in by overgrown trees on one side and the buildings on the other. A shipment board for customers that may or may not exist anymore. Let’s assume any of the products made here are probably on backorder.