... treatment equipment, greenhouse structures, scaffold, portable work platforms, cooling tower, luggage rack, window/door frame, sign post, bridge ... vehicles, formula-1 race car4) Vehicle: motor top sticks, u-shaped motor stator wedges, service truck booms, snowmobile ... kart, bodyshell, wind turbine blade5) Pipe: gutters, firewater/ cooling water /gas /drinking water/ waste water pipe6)Building: ...