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Subject: Re: [Homebrew_PCBs] Reducing CuCl etchant foaming

From: lists <Stuartlists@...>
Date: 2014-02-17

In article <5300E789.1000908@...>,
Philip Pemberton <ygroups@...> wrote:
> Does anyone know of a way I could reduce the amount of foam being
> produced?

Nip round to your local Macdonalds and see if you can persuade them to let
you have some Dimethylpolysiloxane. It's an anti-foaming agent that they
are adding to various food products and the oil they fry stuff in.

--
Stuart Winsor