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Closeup of a stack of shiny brass gun shells lying in the dirt
Construction site of chemical plant
Rusty bolts on a metal pipe.
Geysers and Hot Springs at Yellowstone
Panorama shot of red steaming hot lake thermal spring in yellowstone national park in amerika, usa
horn snail fossile stone with white background
Apache tear (obsidian) from the USA
The Trans Alaska Pipeline makes it way across the many miles of Alaska. The pipeline carries oil from Northern Prudoe Bay to the Port of Valdez in the South.
HDPE demonstration hot welding, Strip welding.
Water Tank: Water Storage tank in rural area.
This photo captures a landmark in Korean politics. The geometric structure of the National Assembly building is what makes this photo enjoyable.
Water diversion in northern California.
Pieces of concrete pipe in the weeds
glaucophane schist mineral sample under light microscopy
pyrrhotite iron sulfide rare earth mineral
Asphalt square cut out with a circular saw in order to repair/patch a pothole.
A dirty blue ladle is placed on top of the water storage drum. It hasn't been used for a long time and has never been cleaned
fossil of ammonite. Limestone rock.
anthrazite coal from Ibbenburen, Germany isolated on white background
Bandelier National Monument, NM
epidote skarn mineral sample under light microscopy
pump pipe water flow equipment agriculture, irrigation water from the source, water flow from large pump tube in farm
A large oil tank sitting in a fenced in area.
fire station and fire hydrant.shanghai,
Storm clouds forming over geyser runoff in Yellowstone National Park
Abstract ventilation channel
Wildlife in the Midlle East - Black Millipedes walking on a rock in Jordan
Fuel tanks and fuel pumps, safety signs
Free Images: "bestof:Pipe bomb - black powder.jpg comment Photograph of a Black Powder Explosive source FBI http //www fbi gov/hq/lab/fsc/backissu/oct2004/research/..."
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