Ключевые слова: accuracy, air, backdrop, background, brilliant, chamber, chemistry, circle, circular, door, equipment, fix, gas, glass, gray, high, hole, industrial, industry, investigation, iron, lab, laboratory, metal, metallic, nanotechnology, nut, ocular, physics, porthole, pressure, reflections, research, round, science, scientific, screws, space, stainless, steel, strong, technology, vacuum, view, viewfinder, window,