Ключевые слова: architecture, asian, background, blueprint, building, business, chemical, construction, control, design, development, document, drawing, energy, engineer, engineering, environment, equipment, factory, gas, hardhat, helmet, holding, industrial, industry, inspection, inspector, maintenance, male, manager, manufacturing, men, outdoor, paper, people, person, petrochemical, petroleum, pipeline, plant, power, professional, safety, site, standing, technician, technology, work, worker, young,