Ключевые слова: aids, alphabet, arrow, blind, braille, building, buttons, chrome, close, code, control, device, dial, disability, dot, down, elevator, entrance, equipment, floor, help, hotel, icon, industrial, inside, interior, internal, keyboard, keypad, language, lift, machine, metallic, modern, no people, nobody, number, object, open, panel, push, signs, silver, steel, surface, symbol, technology, touch, transport, vision,