Homebrew PCBs

On Sat, 27 Jan 2007 23:02:26 +0100, Randy Ledyard <rll_groups@...>  
wrote:

>
> I can't see producing H2S from NaOH (lye), which might be another  
> driveway
> cleaner product ingredient, and I can't see producing it from just a
> detergent-based product....


Who says H2S was involved at all? Just because the neighbour said it  
smelled of rotten eggs doesn't make it H2S. I think it unlikely that the  
cleaner contained sulphuric acid.


ST