Ключевые слова: color, contemporary, cooling, copy, door, duct, electric, electrical, equipment, filter, flow, frame, furnace, grid, grill, grille, gymnasium, gypsum, heading, home, house, indoor, industrial, industry, inside, lamp, large, latch, light, mall, many, metal, nobody, object, one, openings, outflow, painted, space, square, structure, surface, system, technology, up, vent, ventilation, wall, white,