The invention relates to a method of servicing the outer components of a wind turbine such as the wind turbine blades and the tower with a work platform, said method comprises the steps of: positioning the work platform at the wind turbine tower and connecting the work platform to an upper part of the wind turbine with at least one cable. A method in accordance with one embodiment of the invention includes providing a microfeature workpiece having a substrate material and a conductive material that includes a refractory metal. Further, the application of a variable voltage pulse changes a path of discharge on the effective treatment area of a work object.