CS2 perhaps. veeery unhealty. However, any solvent that attacks epoxy will will also destroy the pcb board (epoxy) and most likely most of the electronic components as there are hardly any components that do not use some sort of resin. Anyhow, wouldn't it be easier to go the legal way. Have the borrower sign a clause that states that the design is yours and that they agree to pay a substantial fee if they turn out to be selling something that is very similar to your design. michiel On Feb 28, 2004, at 3:59 AM, M. Adam Davis wrote: > Or a cheap solvent. > > :-) > > -Adam > > Jinx wrote: > -- http://www.piclist.com hint: The PICList is archived three different ways. See http://www.piclist.com/#archives for details.