Ключевые слова: aluminium, aluminum, area, background, broom, build, ceiling, chrome, climb, construction, contractor, down, dust pan, equipment, fixing, folding, height, high, improvement, instrument, isolated, job, labor, ladder, metal, metallic, new, object, platform, repairing, silver, stair, staircase, stairway, steel, step, stepladder, tall, tool, up, upwards, utility, vertical, work,