On Fri, 23 May 2003, Peter Turnbull wrote:
> > Sounds cool. I assume at some point you need to change out the steel
> > wool?
>
> Probably not for a long time, if at all. Commercial steel wool is
> oil-coated to prevent it rusting. Philip described his as going black,
> which I expect will be the result of the oil carbonising in the hot air
> stream. The result will be a tough coating of carbon that will prevent
> oxidation. A similar idea is sometimes used for steel tools -- heat
> until it develops a blue oxide layer then plunge into oil. The
> resulting blue colour is fairly pretty, and rust-resistant.
Groovy! But the question I was getting at is where does all the solder
go?
--
Sellam Ismail Vintage Computer Festival
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Received on Fri May 23 2003 - 20:41:01 BST