reversing case yellowing

Teo Zenios teoz at
Wed Feb 11 16:32:15 CST 2009

----- Original Message ----- 
From: "Chuck Guzis" <cclist at>
To: "General Discussion: On-Topic and Off-Topic Posts" 
<cctalk at>
Sent: Wednesday, February 11, 2009 5:09 PM
Subject: Re: reversing case yellowing

> On 11 Feb 2009 at 16:26, Teo Zenios wrote:
>> P.S. If you use concentrated peroxide much above the 3% solution you use 
>> on
>> cuts make sure you have a face shield, chemical gloves, and some kind of
>> chemical apron unless you want to go blind, ruin your clothes, and mess 
>> up
>> your skin for a while.
> Drugstore hair peroxide bleach ranges from 6 to 9 percent (20-30
> volume) and does not require such precautions.
> Cheers,
> Chuck

Well you just know somebody will get 30% industrial strength peroxide 
somewhere (work?). I would not want to get 6-9% in my eye anyway.

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