Ключевые слова: alternative, background, bar, chemical, control, dial, display, electricity, energy, engineering, equipment, factory, fuel, gas, gauge, grey, grid, heat, horizontal, industrial, industry, infrastructure, instrument, isolated on white, machine, manometer, manufacturing, measure, measurement, measuring, metal, meter, oil, pipe, pipeline, plant, power, pressure, production, pump, scale, steam, steel, supply, technology, tool, tube, valva, work,