Ключевые слова: business, cheerful, construction, control, efficiently, engineer, engineering, factory, garage, guy, handsome, happy, hardhats, healthy, helmet, human, indian, industrial, industry, job, machine, machinery, maintenance, male, man, manufactory, manufacture, mechanic, mechanical, men, metalwork, operating, person, portrait, production, professional, project, quality, safety, service, steel, technical, technician, training, uniform, vintage, work, worker, workplace, workshop,