A metal oxide feed material for an electrochemical reduction process is disclosed. Adjacent memory devices are electrically isolated. The protruding members extend outwardly and downwardly of the collar portion at spaced apart locations, and have a hook shaped free end. The periodic waveform of the mains supply voltage is used to establish the timings of the duty cycle modulated signal. Moreover, the present invention provides agents capable of acting as an inhibitor of cell proliferation in a broad range of cell types. When forming thin film transistors used in the LCD, an Indium Tin Oxide layer is fabricated above the TFTs and acts as a pixel electrode.