Ключевые слова: architect, builder, building, business, checking, construction, control, development, discussion, employee, engineer, engineering, equipment, factory, foreman, hardhat, helmet, industrial, industry, job, machine, machinery, maintenance, man, manufacturing, mechanical, metal, occupation, operator, people, plant, production, professional, project, protection, protective, reflective clothing, safety, steel, technical, technician, technology, uniform, work, work wear, worker, workman, workplace, workshop,