Plastic yellowing

From: Kip Crosby <engine_at_chac.org>
Date: Wed Jan 28 10:57:16 1998

At 01:41 1/28/98 -0800, you wrote:
>Does anyone have a remedy for bad case yellowing? I have the suspicion
>that it's a permanent chemical change....

And you're right. We asked two experts about this -- one at the
Smithsonian and one at the Sci. Mus. in London -- and the consensus is that
it's irreversible with any current technology.

__________________________________________
Kip Crosby engine_at_chac.org
      http://www.chac.org/index.html
Computer History Association of California
Received on Wed Jan 28 1998 - 10:57:16 GMT

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