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Industrial engineer teamwork working maintenance building exterior cooling systems. Male technician worker in safety uniform working and inspect pipeline valves air HVAC systems at construction site
Robot walks through a crowd of people in a modern city.
Young Asian Technician Setting Up Automation Protocols on a Modern Robotic Arm. Male Using a Tablet Computer to Operate a Technological Piece of Machinery at a Metal Components Production Factory
Serious dissatisfied Caucasian man showing hand gesture stop deny no build male guy builder reject not forbidden keep distance refusal sign worker repairman architect construction engineer contractor

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