Robin van Spaandonk wrote:
In reply to Jed Rothwell's message of Mon, 14 Jan 2008 16:29:42 -0500:
Hi,
[snip]
PGM are already very expensive and I
expect extraction techniques are already about a good as they can get.
It has been suggested that Brown's Gas might be used to affect a
separation. I suppose it would vaporize them and then you would use
something like a mass spectrometer to separate them.
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