BGP Problem on 04/16/2007

Thu Apr 19 16:53:42 UTC 2007

On Thu, 19 Apr 2007 12:00:53 -0400
Warren Kumari <warren at kumari.net> wrote:
> 
> There was also an issue where one of the large manufacturers of
> (binary) CAMs received a batch of polyimide that was contaminated
> with an alpa-emitter (for some reason thorium oxide springs to mind)
> and their quality control didn't catch it... As far as I know the
> problem was identified before any products with the CAMs were
> shipped, but I had an order held up while the vendor tried to source
> alternate parts...

Contamination by alpha emitters was a major problem some years ago.
Manufacturers had to change their formulations to avoid the problem.

		--Steve Bellovin, http://www.cs.columbia.edu/~smb