Ключевые слова: adult, business, construction, control, electrician, electricity, employee, engineer, engineering, equipment, factory, fix, fixing, industrial, industry, job, labor, machine, machinery, maintenance, male, man, manager, manufacturing, mask, material, mechanic, mechanical, occupation, part, person, production, professional, repair, repairing, repairman, safety, service, software, staff, system, technical, technician, technology, tool, uniform, work, worker, working, workshop,