🚀 go-pugleaf

On Apr 20, 8:08 pm, The Ghost In The Machine
<e...@sirius.tg00suus7038.net> wrote:
> In sci.physics, Art Deco
> <e...@caballista.org>
>  wrote
> on Fri, 20 Apr 2007 08:49:20 -0600
> <200420070849209372%e...@caballista.org>:
>
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> > The Ghost In The Machine <e...@sirius.tg00suus7038.net> wrote:
>
> >>In sci.physics, Art Deco
> >><e...@caballista.org>
> >> wrote
> >>on Mon, 16 Apr 2007 11:15:59 -0600
> >><160420071115594658%e...@caballista.org>:
> >>> <bradg...@gmail.com> wrote:
>
> >>>>> And of course an H2/O2 mixture would be rather dangerous.
> >>>>> Fortunately, it is also generally nonexistent, at least
> >>>>> on Venus' surface; the biggest component thereon is
> >>>>> carbon dioxide, the next is nitrogen, according to
> >>>>> the standard measurements.  Where you get your idea
> >>>>> that there's hydrogen on Venus, I for one don't know.
> >>>>> Presumably anyone stupid enough to stand on the Venusian
> >>>>> surface, assuming the heat and the oxygen problem were
> >>>>> solved, would succumb from the aforementioned nitrogen
> >>>>> narcosis and some bad effects from CO2 acidic poisoning --
> >>>>> an issue that almost doomed the Apollo 13 mission, but was
> >>>>> worked around by some clever engineering using duct tape,
> >>>>> the flight manual, and a spare filtration unit.
>
> >>>>H2/O2 is a proven safe alternative to the N2/O2.  Obviously you're not
> >>>>quite smart enough to know such things.  Keeping the O2 at less than
> >>>>5% is of course the anti-exploding requirement, of which I see no need
> >>>>of exceeding 1% O2.  At such good pressure, there's much less need of
> >>>>O2, and thus our getting rid of much less CO2 seems the case.
>
> >>>>BTW;  As with most everything in the universe, there's no shortage of
> >>>>hydrogen, that is unless you happen to live within a black hole.
>
> >>> A reducing atmosphere?  You're crazy.
>
> >>No, he's right -- just not on Venus.  Jupiter is mostly hydrogen,
> >>according to Wiki, for example.
>
> >>I wouldn't want to breathe the stuff, admittedly, and 152 K would
> >>probably freeze my blood -- not to mention the rest of me. ;-)
> >>At least on Venus I'd be toasty warm...or just toast.
>
> >>I'll admit to some curiosity as to where anyone has proven that H2/O2 is
> >>a safe alternative for such applications as SC[U]BA apparatus.  He/O2,
> >>maybe, if one can stand the odd modulation of speech caused by the
> >>lighter density.
>
> > He mixtures are used underwater,
>
> I've seen a show mentioning such.  The divers sound really weird.  ;-)
>
> > but I've never seen anything about H2
> > being used to replace nitrogen.  I could be completely wrong, I
> > realize, but the notion just seems fatally flawed at first glance.
>
> Ditto here; it sounds ridiculous even without the explosive
> subproblem.  It would be interesting if slightly sadistic
> research, admittedly (done on mice, presumably), to see
> whether an H2/O2 mixture would do anything horribly nasty
> to the lungs -- assuming sufficient O2.  I was given to
> understand that H2 is a metabolic byproduct deep in the
> liver as said liver processes ethyl alcohol; presumably
> H2 absorbed through the lungs would lead to some sort of
> strangeness -- perhaps even drunkenness, though that's
> probably unlikely.
>
> In any event, Venusian surface temperature renders either
> point somewhat moot; if one doesn't succumb to the H2 (which
> doesn't exist anyway), the heat or the CO2 will get him. :-)
>
> --
> #191, ewi...@earthlink.net
> Murphy was an optimist.
>
> --
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That's very good naysayism, if I don't say so myself.
-
Brad Guth