An electrical connection testing system for testing existence of an electrical connection between a first electronic device and a second electronic device. The present word is compared to a previous word also having N bits to identify the number of bit transitions from a low value to a high value of vice versa. In a preferred embodiment, the reactor further includes apparatus for effecting axially symmetrical adjustments of plasma distribution, which may be either elevation apparatus for changing the location of said inner and outer portions relative to one another along said vertical axis of symmetry, or apparatus for apportioning the RF power levels applied to the inner and outer applicator portions. The piping commands do not identify preceding andor subsequent piping applications. 8 moles of an aliphatic, cycloaliphatic or aromatic compound comprising a tertiary carboxyl group and either a primary or secondary carboxyl group, or a primary or secondary hydroxyl group. A second substrate has a thermal conduction channel.