Completely and totally off-topic and without any merit whatsoever

[Stan Barr]

Hi,

Pete Turnbull <pete at dunnington.u-net.com> said:

> The usual method of filtering mercury is to use a small folded filter
> paper, with a very small hole torn in the point of the cone.  The
> mercury will run through the small hole, but most of the rubbish, which
> floats on the top, will stay behind.  You usually need to do this a
> couple of times.

I just rang my brother, who used to use mercury a lot when assaying 
metal ores, and that's what they used to do to clean up the mercury 
after use.  They used to run it through concentrated hydrochloric acid
first to dissolve any ore residue.



-- 
Cheers,
Stan Barr  stanb at dial.pipex.com

The future was never like this!