... , portable work platforms, cooling tower, luggage rack, window/door frame, sign post, bridge structure, bus bar supports, tool ... poles, floor gratings, lading bars in trucks and railcars, shoe soles, protective cases for laptops and iPhones3) Toys:model ... / waste water pipe6)Building: roofing laminate, flat roof, door surrounds, over-door canopies, window canopies and dormers, chimneys, coping systems, ...