gEDA-user: 2-layer design recommendations

[Karel Kulhavy]

On Mon, Jun 26, 2006 at 10:53:02PM -0700, Steve Meier wrote:
> There is also an environmental and a pcb friendly reason to leave copper
> in unused areas of boards. The reason is that copper left on the board
> is copper that isn't placed in the solvent. Thus the solvent lasts
> longer (pcb manufacturor friendly)  and the copper doesn't have to be
> reclaimed from the solvent (environmentaly friendly). I would ask your
> pcb manufacturor though if they prefer a solid plain, isolated little
> squares or total removal.

And when you throw the used product into landfill, you throw more copper
into landfill.

CL<
> 
> Steve Meier
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