Ключевые слова: abstract, ancient, background, banner, blue, chrome, concept, construction, control, corroded, crisis, drain, energy, equipment, flag, fuel, gas, gasoline, heat, horizontal, hydrant, industrial, industry, iron, light, metal, oil, old, petrol, pipe, pipeline, piping, plumbing, pump, red, russia, russian, shape, steam, stop, stopcock, tap, transit, tube, tubing, valve, vertical, waste, water, white,