Homebrew_PCBs

On 03/18/2013 10:39 PM, AlienRelics wrote:

> OK, so keepitsimplestupid hijack's Ricks thread, and smilingcat hijacks keepitsimplestupid's hijacked thread. Interesting.
>
> For those of us who are not chemists, what is HF acid?
>
> Steve Greenfield AE7HD
>

HydroFluoric acid :-)

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