The commercial availability of many electrochemical reactor and system for the application discussed below attest to their maturity as competitive technology in the environmental arena .
The literature on these processes is quite abundant ,and this arrival is not intended as a detailed review . Interested are encourage to seek other general or specific sources according to their need .Instead ,a summary of the main concept as applied to theseProcesses is given below . Note that physical states of reactant or product are only given when they are not aqueous .