A new control method is used to regulate the reactive power consumption of an electric arc furnace. Each lighting pod includes at least one variable intensity light source and a proximity sensor for detecting objects interposed between the lighting pod and a work field. In some embodiments, the off-device anti-malware protection for mobile devices further includes enforcing the policy on the mobile device. A verification mode is determined and the presentation of the captured image is ended at a first ending time when a first verification mode is determined the presentation of the captured image is ended at a second ending time when a second verification mode is determined. The virtual die is deformed, taking into account the parameters of the selected wobble movement, to a geometry describing the wobble die. The turbulent jet flows are directed to reach the surface of the fluid already existing in the reservoir.