> At 09:04 AM 12/22/97 -0800, you wrote:
> >At 09:22 12/22/97, you wrote:
> >>I have several old HP computers that have done the same thing. Is there
> >>any way to repair or restore the color?
> >
> >No, there (currently) isn't. And the real bother isn't the discoloration,
> >but the accompanying embrittlement -- I picked up a mustard-colored HP
> >terminal once and had a piece of the case break off in my hand.
> >
> >A bloke who was researching this at the Science Mus. in London wrote an
> >article for the ANALYTICAL ENGINE in which he basically said that there was
> >no reversing the effect, and the only way you could limit the deterioration
> >was to keep the artifact in near-total darkness. I also asked the
> >Smithsonian and they concurred with this.
> >
> >__________________________________________
> >Kip Crosby engine_at_chac.org
> > http://www.chac.org/index.html
> >Computer History Association of California
>
> Does applying Armor-All or any of the other plastic preservatives
> prevent the hardening? I've never tried it on the hard palstics, only vinyl.
>
> Joe
> >
Primary cause of aging in most plastics including vinyls is UV rays.
Meaning, keep 'em out of direct sun!
Jason D.
> >
> >
>
>
>
Received on Mon Dec 22 1997 - 13:39:12 GMT