Cómo Hacer una Máquina Petrolera (muy fácil de hacer)

Model Making. Hello friends, in this video we will make a model of an oil extraction machine, step by step. ►Materials Several pieces of wood, 4 mm thick Hot glue Wire for the axle, or a screw with a nut Instant glue 3 skewers A rubber band Pieces of polystyrene A geared motor A pencil (we will only need the casing) 11 cm of wire 30 cm of thread 2 x 1.5V batteries A switch Battery holder ►Tools Pliers Scissors Utility knife Pencil Ruler Simple circuit diagram MEGA http://adf.ly/1HmMy3 Mediafire http://adf.ly/1L5CSz