The present invention is directed to a process for treating, reducing, andor stabilizing various wastes or flue gases. Power supplies configured in parallel share load. The optical fiber has a bent part which is configured to be semicircular or to have another suitable shape that achieves a desired attenuation. When the platform is in its lowered position, the platform and support frame have a relatively low profile so as to allow a user to comfortably sit on the edge of the bed.