On 01/07/2016 08:17 PM, jwsmobile wrote:
They are also useful if you are also doing your own
high-grade gold
refining pass, for preparation of material. The two recycling
operators I know are probably doing this process as well. Most gold
recover folks are not trusted.
There are several Youtube clips of these things in operation, including
one that's being fed vintage Macs.
--Chuck