Ключевые слова: air, blue, business, compressor, connection, control, cylinder, dial, diesel, drain, engine, equipment, fuel, galvanised, gas, gasoline, heat, hydrant, industrial, industry, metal, metallic, nobody, oil, petrochemical, petrol, petroleum, pipe, pipeline, plan, pressure, protection, psi, pump, shutoff, silver, stainless, steel, stop, stream, structure, system, temperature, tool, transit, transportation, tube, valve, working,