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Electric technician working on a fuse box or switch board, using pliers or engineering tool. Male electrician doing complex installation and connection of electrical equipment and wiring cables.
Innovative engineers: Tablet workers in industry
Navigational bridge and control device on old abandoned ship.
Heavy duty high voltage back up diesel power generators of a public transportation system in a row.
Aerial view of Aircraft Carrier USS Yorktown at Patriots Point Charleston SC Photograph taken 2007
Full length side view of early 30s woman in turnout gear and helmet scaling ladder on back of parked fire engine.
Transport of a large cable coiled onto a round frame to an offshore windpark. After construction and buried into the seabed the cable will provide electricity to the mainland
Close view of the crude oil tanker's engine room.
Portrait of a young fireman holding a fire hose outdoors
A Sikorsky MH-60R Seahawk helicopter, registration N48-013, named \
GRODNO, BELARUS - MAY 2020: Chemical enterprise interior element high pressure air turbo compressor retro design for supply workshops and departments of plant with air, with copyspace.
Control panel lever of a private jet
The ship's hold with  yellow diesel engine mounted on ship. Engine room on a old cargo boat ship.
Navy frigate moored at naval dockyard.
12th May 2023: View of the parking deck of a Caledonian MacBrayne ferry, leaving Uig on the Isle of Skye.  A crew member in high visibility workwear is preparing to guide vehicles aboard, having had the hydraulic level above raised with cars already securely loaded. The port is a busy ferry terminal that connects the Highlands and islands on the northwest coast of Scotland.
Young Indigenous Navajo Firefighter in the Fire Station in full fire protective gear, turnout, Getting In To Fire Engine in Monument Valley Utah
New compressor motor in a yellow metal frame on board a fire track. Closeup.
The Queen Mary ship on a sunny day
Electrical wiring system of an  aircraft or an engine during maintenance.
Offshore oil and gas industry and operated by technician petroleum. Worker walking to oil and gas plant for work as routine plan. Maintenance and Operation work scope in oil and gas plant.
Firefighter using a walkie talkie, emergency call; all logos removed. Slovenia, Europe. Nikon.
A Sikorsky MH-60R Seahawk helicopter, registration N48-013, named \
Contractor dealing with garbage
Safety engineers inspect the piping system and operation of fire hydrants in the factory.  Safety Technician inspects fire hydrant system under building construction
Close-up of a man's hand with fire equipment in a fire truck. Man turns control levers
Ship's engine room
One man, professional key cutter, making car keys copies on modern machine.
Marine engine. Diesel generator. Engine room interior.
The interior of the self-propelled 155 mm AHS Krab gun-howitzer
Free Images: "bestof:Mate Fireman Marquis C. Gillespie performs maintenance on an electric motor on board amphibious assault ship USS Essex (LHD 2).jpg en PACIFIC OCEAN Feb 26 2007"
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US_Navy_081014-N-7730P-067_Plane_captain_Aviation_Machinist's_Mate_3rd_Class_Kyle_Alhers_performs_morning_maintenance_on_an_F-A-18C_Hornet_aboard_the_Nimitz-class_aircraft_carrier_USS_Ronald_Reagan_(CVN_76).jpg
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Flickr_-_Official_U.S._Navy_Imagery_-_Sailors_and_Marines_attend_an_Easter_sunrise_service..jpg
Flickr_-_Official_U.S._Navy_Imagery_-_Choir_members_aboard_USS_Makin_Island_sing_during_an_Easter_sunrise_service..jpg
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