[GreenKeys] GreenKeys Digest, Vol 82, Issue 27

[Jim Haynes]

On Tue, 30 Nov 2010, Jeffrey Angus wrote:

> On 11/30/2010 12:15 PM, John Nagle wrote:
>>      Incidentally, it is possible to return yellowed plastic cases,
>> as on the Model 33, to their original white.  The yellowing is
>> from bromine migrating to the surface, and there are
>> techniques involving hydrogen peroxide and UV light to remove it.
> Ooooh, I have a lot of Motorola and teleco equipment that has that problem.
>
> Jeff-1.0
> wa6fwi

There was something posted, IIRC, on the SingingWires telephone collectors
group on yahoo.  I'll have to see if I can find it.