A separator for a fuel cell includes first and second ends connected by a side wall to define a separation chamber. A rotatable first-surface medium is enveloped in a cartridge. When the temperature of the cooling water is more than the predetermined temperature, the controller controls the valve so that the coolant discharged from the compressor avoids the water-coolant heat exchanger. Completing fabrication of at least one functional circuit including at least one ground pad on the top surface of the semiconductor, wherein the ground pad is coupled to said TSV. Also provided herein are vectors and host cells comprising those nucleic acid sequences, chimeric polypeptide molecules comprising the polypeptides of the present invention fused to heterologous polypeptide sequences, antibodies which bind to the polypeptides of the present invention and to methods for producing the polypeptides of the present invention. The insert is capable of being secured into any footwear, thus eliminating the cost of specific shoes for weight lifting activities.