A sealing technique is provided for forming complex and multiple seal configurations for fuel cells and other electrochemical cells. The fiber optic assemblies include a plurality of optical fibers and a plurality of electrical conductors for transmitting power with a protective sheath covering at least a portion of the same. The air mat provides heat to the body of a user by supplying heated air into the air mat, thereby eliminating accidents relating to the use of electricity while ensuring good heating efficiency and to reduction of energy consumption when used for local heating and assistant heating. The film is typically an amorphous silicon film. The first electronic record includes at least one characteristic of the registered input events and a prediction for performing the predefined task. A megafunction provides the electronic circuit designer with interface protocol options for the user accessible portion of the non-volatile memory block.