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Professional engineer in manufacturing setting
Truck mechanic is checking safety using digital tablet.
PVC Water Pipe Inspection By Construction Worker
Male heavy industry worker wearing safety uniform, protective glasses and hard hat looks at camera. Multiethnic engineers maintain modern manufacturing factory or industrial facility. Portrait view.
Man at work
Professional plumber installing plumbing manifolds at home, home improvement and repair concept
A male safety officer is checking the safety of the equipment
Oil and gas industry with worker closing the pipeline valve.
Engineer is working in the control room. At night time. Engineering concept.
Marine engineer officer in engine control room ECR. Seamen's work. He starts or stops main engine of ship
Aircraft engineer fixing jet engine and using multimeter, close up. Air vehicle mechanic examining helicopter, side view
Fire Fighters
Specialist Rescue fire fighter wearing fire protector suit and PPE
Professional male mechanic working in a tool shop
Engineers inspected the electrical switchboard and verified the operational voltage range. Technician setting electrical in inverter solar panel room
Fire Alarm controller, Fire notifier, Anti fire.System ready In the event of a fire. engineer checks the fire safety system
Young Man Controlling Heating Plant
Repairing a heating system
Kanagawa, Japan - August 01, 2015:United States Marines McDonnell Douglas (now Boeing) F/A-18D Hornet multirole fighter belonging to the VMFA(AW)-225 \
The engineer inspects the safety equipment on the fire extinguishing system.
I used a slide 35mm film !Gas and  oil  platform
An engineer man or worker, people working in industry factory. Chiller tower on rooftop building. System work machine. Condenser Water Supply pipe lines. Ventilation compressor. Workshop site.
boiler room operative
Young offshore professional engineer checking parameters of working engine in engine room. Offshore engineer making checks on running machinery.
An Asian male engineer is checking the equipment in the chemical plant
Male Worker Inspecting Water Valve For Leaks In Basement
Young male engineer inspecting gauges on a control panel with a tablet in a station producing heating for home with water
Roughneck, engineer or male technician working with a large spanner on a pipe outdoors on a north sea oil drilling rig. Wearing safety equipment, coveralls, hard hat and gloves. Work, employment, occupation and oil industry are common themes.
Engineer under checking the industry chilled water fan coil unit air conditioner is water cooling tower air chiller HVAC system of large industrial building to control air system
Free Images: "bestof:Navy 100505-N-2218S-002 Gas Turbine System Technician (Mechanical) Fireman Josh Fears from Chesapeake, Va., mans a fire hose.jpg en YOKOSUKA Japan May 5 2010"
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