Hi everyone, If anybody have the fax number or e-mail address of the following company please let me know. I am interested in getting more information about their sodium etching/activating processes. 1. Gore & Associates - Tetra-Etch 2. Acton Associates, Inc. - Fluoro-Etch 3. Matheson Gas Products - Poly-Etch If anybody have experience with these processes please let me know the pros and cons. Thanks in advance. Regards T.G. Yee Hadco Corp. ################################################################ TechNet E-Mail Forum 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################