Ключевые слова: background, brass, closeup, concept, construction, counter, dark, equipment, fitting, flow, fuel, green, home, household, industrial, industry, installation, installing, measure, measurement, mechanical, metal, meter, meters, object, old, pipe, pipeline, plant, plumber, plumbing, repair, service, sewerage, symbol, system, tap, technology, tool, usage, valve, water, white, wrench,