Homebrew PCBs

--- In Homebrew_PCBs@yahoogroups.com, "leon Heller" <leon355@...> wrote:
>
> ----- Original Message ----- 
> From: "Simao Cardoso" <simaocardoso@...>
> To: <Homebrew_PCBs@yahoogroups.com>
> Sent: Sunday, December 06, 2009 9:30 PM
> Subject: Re: [Homebrew_PCBs] 105 u copper needed
> 
> 
> > Simao Cardoso wrote:
> >
> >> known as 3 oz/in²
> >
> > What a mistake, I may dislike imperial units but this was, how to say, a
> > shoot in the _foot_?   :>
> 
> Etching would take a very long time with 3 oz/sq. inch copper. I make it 
> about 1.5 mm thick. 8-)
> 
> Leon
>
thanks all for intersting reply :) 
and Leon ,yes I know its not easy to get..that's why I asked here,as I have noticed that much can happen here in this group :)

If I get it..it might be a problem with etching.. or scould it not be the same ..except the time. 
I dont understand the last line "I make it about 1.5mm thick 8) ??
,maybe not important ,but if it is.. please tell me again..
alex