Ключевые слова: abstract, automated, black, business, chemistry, complexity, concrete, conservation, construction, conveyor, dairy, energy, engineer, engineering, equipment, estate, ethylene, factory, food, fuel, heavy, illustration, industrial, industry, line, milk, pairs, pipe, pipeline, piping, power, pressure, production, pump, refinery, resources, shine, sign, silver, stainless, steel, supply, tank, technology, transport, truck, tube, valve, worker, workshop,