Ключевые слова: background, building, closeup, component, components, connect, connection, construction, cylinder, detail, electric, engineer, engineering, equipment, fasten, fastener, fitting, fixture, flow, geometry, house, infrastructure, interior, junction, machine, mechanical, mechanism, outdoor, pipe, pipeline, piping, plastic, plumbing, pressure, red, safety, seal, steel, technology, tool, tubing, valve, view, wall, water,