A wireless LAN can be used to support audio communication sessions between wireless communication devices and wired communication devices both configured to operate according to the Internet Protocol. Water from the exhaust gas from the cathode side of the fuel cell is either captured in the condenser, or is reused in the feed gas of the cathode side of the fuel cell. MURFs interact with microtubules and thus play a role in cytoskeletal function, mitosis and cell growth. Two or more chemical components may be stored in two or more adjacent reservoirs.