Also used to be found in some cutting oils. Gary McCauley -----Original Message----- From: Hans Shin [mailto:[log in to unmask]] Sent: Wednesday, June 21, 2000 3:09 PM To: [log in to unmask] Subject: Re: [TN] PCB fab chemical question Jerry: I don't think anyone uses PCBs (polychlorinated biphenyls) anymore...since it's toxic. They were used widely as insulation fluids in the older electrical equipment. However, because of it's environmental persistence, you'll still pretty much find it everywhere...including our fat cells. Hans Shin -----Original Message----- From: Jerry Hartman [SMTP:[log in to unmask]] Sent: Wednesday, June 21, 2000 12:43 PM To: [log in to unmask] Subject: [TN] PCB fab chemical question Anyone know if any of these chemicals are used in the manufacture of printed circuit board fabs? [log in to unmask] Polychlorinated Bipenyls (PCBs) or any products from this list: Polychlorinated Biphenyls Polychlorinated Terphenyls Monomethyl - Dibromo - Diphenyl Methane Monomethyl - Dichloro - Diphenyl Methane Monomethyl - Tetrachloro - Diphenyl Methane ############################################################## 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 Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ############################################################## ############################################################## 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 Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################