Most elements and their compounds are hazardous to humans when concentrations are extremly higher than the natural levels. Lead has been focused on all since the myth of roman empire declination because of Lead poisoning. Tin may be guilty to many diseases too. Seems as Tin has been regarded innocent and hence has escaped from same scrutinized research as Lead. Typical 'acquittal' of Tin: ..." There is no information of releases of Tin compounds from manufacturing and processing facilities because these releases are not required to be reported---" ITRI report: ...."Electronics solder accounts for 35% percent of the global Tin consumption. That percentage will increase dramatically because of EU directives....." http://www.rsc.org/Publishing/ChemTech/Volume/2007/03/monitoring_tin.asp http://www.atsdr.cdc.gov/toxprofiles/tp55-c6.pdf?bcsi_scan_4051BB6681F9B B23=0&bcsi_scan_filename=tp55-c6.pdf http://www.osha.gov/SLTC/healthguidelines/tinoxide/recognition.html?bcsi _scan_4051BB6681F9BB23=iEQxl0t/RnLKH/PjuZhFxyQAAAAZ0lA+&bcsi_scan_filena me=recognition.html http://www.marine.ie/NR/rdonlyres/0FDF8172-AF64-46C3-BCE4-6E813263CE12/0 /MEHS6.pdf?bcsi_scan_4051BB6681F9BB23=0&bcsi_scan_filename=MEHS6.pdf http://www.germanwatch.org/corp/it-tin.pdf?bcsi_scan_4051BB6681F9BB23=0& bcsi_scan_filename=it-tin.pdf Inge -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Wilson, Bob Sent: den 19 juni 2008 21:11 To: [log in to unmask] Subject: [TN] Dr. Howard Johnson newsletter One more voice of sanity: http://www.sigcon.com/Pubs/news/10_01.htm Bob Wilson E/M Designer, CID+ SpectraSensors, Inc. 11027 Arrow Route Rancho Cucamonga, CA 91730 (909) 948-4110 www.spectrasensors.com www.ipc.org --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 ----------------------------------------------------- --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 15.0 To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------