On 19 Mar 99 at 8:56, Stephen R. Gregory wrote:

> While at the conference the feeling I got from everyone was this is
> something that's being shoved down our throats whether we like it or
> not, and that one would be foolish to ignore the handwriting on the
> wall. The one thing that concerns me, is that this all started out
> with the noble purpose of saving the planet from the toxics of lead,
> but there are studies, one of them published in the Expo's
> proceedings by Edwin B. Smith and L. Kristine Swanger of K*Tec
> Electronics, that the alternatives are JUST as toxic as lead to the
> environment...not to mention all the technical issues as mentioned
> in all the communications in this very thread.

just think about SnCuXX solder: Pb in a landfill does nearly not
dissolve in rain water. Copper does. Cu ions are highly toxic. Need
to say more?

Regards
Matthias Mansfeld
-----------------------------------------------
Matthias Mansfeld Elektronik
* Printed Circuit Board Design and Assembly
Am Langhoelzl 11, D-85540 Haar, GERMANY
Phone: +49-89-4620 0937, Fax: +49-89-4620 0938
E-Mail: [log in to unmask]
Internet: http://www.mansfeld-elektronik.de

################################################################
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
################################################################