Vertical axis turbines is a cool kind of wind energy machine. Unlike the usual windmills you see, with blades spinning on a horizontal pole, these ones have blades that spin around a straight up pole. This design mean they can grab wind from any direction without needing to turn. So they handy in spots where wind shift alot. They also quieter usually and can place closer to buildings or in citys where traditonal turbines not suit. The windfull company focus on making these turbines, for different uses.