Scientific apparatus and instruments, namely, computer hardware; measuring apparatus and instruments, namely, lasers for measuring purposes and instruments for measuring length; apparatus for distribution and control, namely, flow meters; rotary converters, apparatus for automatic chromatography, namely, phase modifiers; electric communication apparatus and instruments, namely, computer monitors; electronic application instruments, namely, apparatus for converting electronic radiation to electrical energy in the nature of photovoltaic solar hybrid modules and structural parts therefor; magnetic cores; resistance wires; electrodes; automatic measuring apparatus for measuring concentration and pH levels of plating solutions; automatic measuring apparatus for measuring concentration and pH levels of chemical treatment solutions, automatic liquid level and concentration and pH level adjustment control apparatus for plating solutions; automatic liquid level and concentration and pH level adjustment control apparatus for chemical treatment solutions; electric and electroless plating apparatus, namely, pressure sensors, timing sensors, instruments in the nature of gauges for measuring plating thickness; concentration management apparatus, namely, liquid analyzers and electronic controllers to manage concentration of plating solutions; concentration management apparatus, namely, liquid analyzers and electronic controllers to manage concentration of chemical treatment solutions; computer programs recorded on data media software designed for use in analyzing current distribution of electrochemical cells; computer programs recorded on data media software designed for managing concentration of plating solutions automatically; computer hard disk drives; computer software for controlling and managing surface finishing applications in the surface finishing industry; computer programs recorded on data media software designed for managing concentration of chemical treatment solutions automatically