13 Jun
2015
13 Jun
'15
12:52 p.m.
It might be cadmium
On 13/06/2015 16:45, John Wilson wrote:
On Sat, Jun 13, 2015 at 11:20:19AM -0400, Noel Chiappa
wrote:
So, what _is_ that grey coating - and, more
important, how (if at all) can it
be reproduced these days?
Wild guess: some kind of oxide? I agree that it
doesn't look like paint
or powder coat.
John Wilson
D Bit