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It is the big system of Fire management.
worker at tool workshop
Voltmeter and ammeter electric machine and analog technology equipment measurement for power energy test.
The woman is using her digital tablet to record her observations and recommendations for improving the heating plant's performance
Ground wiring connector on the machine or electrical system for protect short circuit and human protection, the safety equipment of electrical system with safety standard, Earth fault equipment.
One man, electrician in overalls is working with energy panel and machinery equipment.
tangga monyet or Monkey ladders or vertical ladders are used to raise high vessels, drums or tanks in industrial factory areas
Senior electrician teaching his male apprentice to connect wires in the distribution board.
Professional African man electrical engineer in safety uniform working at factory site control room. Industrial technician worker maintenance and checking power system at manufacturing plant room.
Close up details of the front of a Japanese Police car with red flashing lights.
High pressure reading on gas wellhead
Employees with helmets and work clothes use a tablet outside
An auto mechanic holds in his hands an air pipe disconnected from a car engine. Car repair.
Two manual workers standing in a aluminum mill and working together. Focus is on man with red hardhat.
maintenance of LCD TV Television  Backlights, light source, fluorescent lamps, old technology, vintage retro, used in liquid crystal displays, concept of fixing, maintenance of LCD monitors, selective focus
Petrochemical Plant
industrial background of african american hand operating control panel in factory
Woman working in the boiler room
Close-up of an old tractor engine with cooling pipes.
This is a close up photo of biotech research eqipment in a laboratory.
Closeup image of a hot water pressure gauge.
Senior worker in metal workshop.
ABS module close up
Women  working in a factory of compact disks and dvd. She standing next to the machine and writes data
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
Steel pipelines in the Refinery
Indoors activity for fun
Seattle, USA - January 27, 2015: The door of a fire truck sitting in front of the Sears Tower on West Jackson street responding to a call late in the day.
Man, an electrical technician working in a switchboard with fuses. Installation and connection of electrical equipment. Professional uses a tablet.
Shot of a young engineer working with complicated machinery while wearing safety gear
Free Images: "bestof:Caj8073 piping.jpg Fire test preparation leading to UL Firestop Certification listing C-AJ-8073 Piping penetrations top and bottom Own 2007-06-25 Achim Hering"
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