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Professional mechanic examining and inspection repairing a car vehicle with wrench in uniform, Repair service and Maintenance car engine.
Engineer analyzes ventilation system blueprints and uses laptop for project planning. Technical work includes HVAC design, infrastructure coordination and energy-efficient building solutions.
Student engineer learning AI and robotics in modern lab, wearing safety glasses and vest, concept of STEM education, innovation, automation, and future technology.
Aircraft technician using a borescope camera device to inspect the inside of a jet engine during maintenance, showing aviation technology and turbine components.
Scientist holding flask with motor oil in laboratory, closeup

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