Ключевые слова: apparatus, architecture, assembly, building, close up, color, compression, connection, construction, control, down, downspout, drain, drainage, drainpipe, emergency, equipment, extinguish, faucet, fire, flow, flowing, gate, hydrant, industrial, industry, interior, line, liquid, metal, pipe, pipeline, piping, pressure, prevention, production, protection, pump, red, rig, safety, security, steel, stopcock, tap, technology, transfer, tube, urgency, valve,