Do you mean for bare fab boards manufacturing or for assembly? We recycle water for post-wave and post-reflow cleaning. Alain Savard, B.Sc. Chemical Process Analyst CAE Electronics Ltd. e-mail: [log in to unmask] -----Original Message----- From: Bob Dube Any PWB fabricators out there re-using water? (he typed knowing what the reply would be). What water characteristics are being monitored to ensure the water's fitness for re-use? Any particular rinse streams being tagged as non-reusable? Bob Dube ES&D ############################################################## TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Gayatri Sardeshpande at [log in to unmask] or 847-509-9700 ext.5365 ##############################################################