Roller Mill Pulley The right-pointing crank adjusts the rollers inside of the mill. How fine do you want your flour? Similar Images ...based on the tags: chutes, dirty, machinery, mills, pulleys... David Aho, the owner of Mitchell Engine House, poses beside the boiler. These machines circulated water through the powder from the ball mills. Gold and silver is heavier than gravel, so it sinks while the junk rock floats. Chutes from a hundred machines interconnect to more machines and chutes on a dozen factory floors. Part of the system below Dock 2. A familiar scene in Control Tower B, though the microphone has not been used for years. Dust explosions were a real risk for grain mills. These funnels helped to filter the air in the mill. …when injection molding was the new thing that everyone was experimenting with. The giant cog is missing on this machine, which turned a sugar slurry intro crystals. Green-blue stained glass makes the rusty machine glow in aquamarine. On the second floor of the former casket plant, which was retrofitted with a conveyor system to coat finished products.