The steel treads of a large excavator that probably need to be greased
Coin spinning and coming to a stop
Air pressure release from a piece of mechanical equipment on an oil rig
October 20th, 2011
Air pressure release from a piece of mechanical equipment on an oil rig
October 20th, 2011
Air pressure release from a piece of mechanical equipment on an oil rig
October 20th, 2011
Air pressure release from a piece of mechanical equipment on an oil rig
October 20th, 2011
Air horn on an oil rig in Alberta
October 20th, 2011