Just a quickie, The local 1 hour photo shops here in california use resin columns to reclaim the silver. The developer is just passed throught the columns to drain. The silver is recovered by a service. A plateout cell probably will not get you down to EPA silver limits but resin will. Bob Mesick Remco Engineering (remco.com/home.htm) Industrial Water and Wastewater Treatment Systems San Luis Obispo, California USA *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * *************************************************************************** * If you are having a problem with the IPC TechNet forum please contact * * Dmitriy Sklyar at 847-509-9700 ext. 311 or email at [log in to unmask] * ***************************************************************************