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Aircraft mechanic fixing jet engine and using multimeter, mid shot. Male engineer examining helicopter, side view
Aircraft Technician inspecting and working in the main electronics bay of a 757 commercial airplane.
Engineer check fire suppression system,check fire extinguisher tank in the fire control room for safety
Firefighter using a walkie talkie, emergency call; all logos removed. Slovenia, Europe. Nikon.
control room engineers
Male Worker Inspecting Water Valve For Leaks In Basement
Advanced Fire Fighter Practice or Training, Firefighter battling flame
Engineer are checking and inspection a fire extinguishers tank in the fire control room for safety training and fire prevention.
Engineers inspected the electrical switchboard and verified the operational voltage range. Technician setting electrical in inverter solar panel room
Repairing a heating system
Engineer inspection Fire extinguisher in control room.
An airplane mechanic working on a private jet inside the hangar of a small general aviation airport in California.
Caucasian Navel Officer In Uniform
firefighter portrait wearing full equipment with oxygen mask. Putting on protective gloves . fire trucks in the background.
a firefighter tries to open the iron entrance door with an intercom in the entrance with a crowbar, close-up
swimming pool heating engineer
Firefighter in a fire truck; all logos removed. Slovenia, Europe. Nikon.
Firefighter class, course, training how to extinguish fire in cooking pan, pot, hand with glove, holding lid of pan to stop the flames to avoid fire in the kitchen or bbq
A maintenance engineer with a white hard hat is working in the control room of the building's cooling system and holding the blueprint to inspect the process.
Naples, Italy - June 06 2011:Firefighters busy putting out a fire with fire hydrants and fire extinguishers.
Young offshore professional engineer checking parameters of working engine in engine room. Offshore engineer making checks on running machinery.
A fireman hoses down a burning home
Fire man spray water from hose for fire fighting. Firefighter spraying a straight steam
Full length side view of early 30s woman in turnout gear and helmet scaling ladder on back of parked fire engine.
A young firefighter removing his jacket in front of the locker room after a service.
Checking small airplane
Selective focus is on the firefighter in the foreground.
Rescue Fire fighter practice extinguishing
Operator at work place in the system control room
student pilots learning to fly aeroplain
Free Images: "bestof:Navy 080116-N-6538W-005 Fire Controlman 3rd Class Geneva Myers performs maintenance on the PHALANX close-in weapons system (CIWS) on the fantail aboard USS John"
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