it's much more likely asbestosnis in the walls and building structure than a dec computer b
On Wed, Jul 29, 2026 at 5:58 PM Martin Bishop via cctalk < [email protected]> wrote: > IIRC the Feranti Pegassus computer which graced the London Science Museum > until about 10 years ago was blackballed and moved into storage as some > electrical distribution switchgear (fuses ?) "contained asbestos". > https://collection.sciencemuseumgroup.org.uk/objects/co62559/ferranti-pegasus-computer-1956 > > A sad end, but I guess it failed the can the "acompanying adults" explain > it test ... > > Martin > > -----Original Message----- > From: Paul Koning via cctalk [mailto:[email protected]] > Sent: 29 July 2026 21:17 > To: [email protected] > Cc: Carey Schug <[email protected]>; Paul Koning < > [email protected]> > Subject: [cctalk] Re: DEC and Asbestos > > > > > On Jul 29, 2026, at 12:12 PM, Carey Schug via cctalk < > [email protected]> wrote: > > > > i wondered, and ai confirmed, that vacuum tube computers likely > > contained asbestos, but suggested in the vacuum tubes, so probably not > > available unless there was destruction of vacuum tubes involved. > > I don't believe that. I have never seen and can't imagine a vacuum tube > with asbestos. What you will find in many small vacuum tubes is mica -- > typical receiver tubes (which is what you'd see in a computer) have the > elements mounted between two small sheets of mica. But asbestor is porous > and fibrous, there isn't any use for that in tubes I can think of. > > Just another AI hallucination. > > paul > >
