An apparatus for imparting disruptive forces onto a target, comprising: a device having a single power supply capable of supplying a first high voltage output at a first voltage level and a second high voltage output at a second voltage level; a laser-pumping source comprising a flashlamp; a first pulse-forming network capable of receiving the first high voltage output, the first pulse forming network further being capable of driving the pumping source; and a second pulse-forming network capable of receiving the second high voltage output, the second pulse forming network further being capable of driving the pumping source and configured to generate an output pulse having a duration different from an output pulse generated by the first- pulse-forming network; an electromagnetic energy emitting device , the emitted electromagnetic energy corresponding to one or more of the output pulse generated by the first pulse-forming network and the output pulse generated by the second pulse forming network; characterized in that : it also comprises a plurality of fluid outputs configured to direct a I mixture of air and water to a target, - the electromagnetic energy emitting device is configured to direct the emitted electromagnetic energy into a fluid above a target surface, - wherein the electromagnetic energy emitting device outputs the electromagnetic energy in a form of a plurality of output pulses that impart large amounts of energy into at least part of the fluid, the large amounts of energy imparted into the fluid being sufficient to cause the fluid to expand, wherein disruptive cutting or ablating forces are imparted onto the target. a device having a single power supply capable of supplying a first high voltage output at a first voltage level and a second high voltage output at a second voltage level; a laser-pumping source comprising a flashlamp; a first pulse-forming network capable of receiving the first high voltage output, the first pulse forming network further being capable of driving the pumping source; and a second pulse-forming network capable of receiving the second high voltage output, the second pulse forming network further being capable of driving the pumping source and configured to generate an output pulse having a duration different from an output pulse generated by the first- pulse-forming network; an electromagnetic energy emitting device , the emitted electromagnetic energy corresponding to one or more of the output pulse generated by the first pulse-forming network and the output pulse generated by the second pulse forming network; characterized in that : it also comprises a plurality of fluid outputs configured to direct a I mixture of air and water to a target, - the electromagnetic energy emitting device is configured to direct the emitted electromagnetic energy into a fluid above a target surface, - wherein the electromagnetic energy emitting device outputs the electromagnetic energy in a form of a plurality of output pulses that impart large amounts of energy into at least part of the fluid, the large amounts of energy imparted into the fluid being sufficient to cause the fluid to expand, wherein disruptive cutting or ablating forces are imparted onto the target. it also comprises a plurality of fluid outputs configured to direct a I mixture of air and water to a target, - the electromagnetic energy emitting device is configured to direct the emitted electromagnetic energy into a fluid above a target surface, - wherein the electromagnetic energy emitting device outputs the electromagnetic energy in a form of a plurality of output pulses that impart large amounts of energy into at least part of the fluid, the large amounts of energy imparted into the fluid being sufficient to cause the fluid to expand, wherein disruptive cutting or ablating forces are imparted onto the target. <EOS>