A anti-microbial composition includes an effective amount of an extract of a plant of the Ranunculaceae family, a surfactant, and optionally an essential oil. The underlying member has a wiring made of conductive material that is formed for drawing electric power from the solar battery modules and has connection terminals at respective positions to be connected with each solar battery module. The apparatus includes a flow control device, wherein the flow control device is connectable to an environmental control unit via a conduit. Also disclosed are compounds selected by the described methods, and methods of treatment using the compounds. The router also comprises circuitry for including the processed information into one or more packets.