Does anyone have any experience with tin/zinc alloys? I heard that Toshiba has done some work with these, and I'd love to know if it's a viable lead-free alternative for electronics assembly, and what the drawbacks are. Thanks! Andy Mackie, PhD (Chairman - IPC Solder Paste Task Group) Praxair Inc. 777 Old Saw Mill River Road Tarrytown NY 10591 Ph: 914-345-6402 Fx: 914-345-6405 ################################################################ 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 ################################################################