Ключевые слова: 3d rendering, abstract, background, business, color, concept, connection, construction, design, detail, diagram, drain, element, engineering, equipment, fitting, graphic, handle, icon, illustration, industrial, industry, isolated, line, metal, minimal, minimalism, object, paint, painter, pipe, pipeline, piping, plastic, plumbing, repair, roller, space, steel, supply, symbol, system, tap, tool, tube, valve, water, white, work,