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From: Archimedes' Lever on 7 Jun 2010 11:59 On Mon, 07 Jun 2010 08:20:04 -0700, Charlie E. <edmondson(a)ieee.org> wrote: >On Sun, 06 Jun 2010 17:51:55 -0400, "Michael A. Terrell" ><mike.terrell(a)earthlink.net> wrote: > >> >>Martin Brown wrote: >>> >>> It looks like BP used cowboy drillers and failed to supervise them >>> adequately. >> >> >> Cowboy drillers? They must have imported them from England. US >>cowboys work on cattle ranches. > >I don't think so. What has happened is that industry standard >practices, using industry standard parts that 'just don't fail', >failed. Maybe it was defective parts, or something not installed >right. Or, maybe, it was just a one in a billion high pressure gas >bubble that hit those parts and broke them. Ever notice how on a >water hose when you get a air bubble to the nozzle how hard the water >hits afterwards? It could have been something as simple as that. > >Like a lightning strike will take out even the most protected board... > >Charlie If it can make it from way up there to way down here, nothing you do to protect the circuit will keep it from getting flooded over with a bath of rampant electrons. Even the smallest ones are like 6 Million Volts. |