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- Xref: sparky sci.space:15847 alt.sci.planetary:313
- Newsgroups: sci.space,alt.sci.planetary
- Path: sparky!uunet!stanford.edu!rock!concert!unccsun.uncc.edu!jechilde
- From: jechilde@unccsun.uncc.edu (Jr Childers)
- Subject: Re: Lunar "colony" reality check
- Message-ID: <BxMozw.K0H@unccsun.uncc.edu>
- Organization: University of NC at Charlotte
- References: <1992Nov11.005151.15358@jpl-devvax.jpl.nasa.gov> <1992Nov11.143433.18514@news.weeg.uiowa.edu> <1992Nov11.222130.8652@infodev.cam.ac.uk>
- Date: Fri, 13 Nov 1992 00:21:31 GMT
- Lines: 32
-
- In article <1992Nov11.222130.8652@infodev.cam.ac.uk> sl25@cus.cam.ac.uk (Steve Linton) writes:
- >In article <1992Nov11.143433.18514@news.weeg.uiowa.edu>, jboggs@umaxc.weeg.uiowa.edu (John D. Boggs) writes:
- >|> From article <1992Nov11.005151.15358@jpl-devvax.jpl.nasa.gov>, by jenkins@fritz (Steve Jenkins):
- >|> >
- >|> > Oxygen, like many gases, has narcotic effects at very high pressures,
- >|> > such as in deep-sea diving. It can cause blindness in newborns
- >|> >
- >|>
- >|> Yes to blindness in newborns, but it is the *nitrogen* that has the narcotic
- >|> effect in deep sea diving -- hence the use of helium for the really really
- >|> deep dives.
- >
- >Oxygen causes drunkenness-like symptoms above around 2atm. Any inert gas (except
-
- According to my scuba text books O2 causes death at a partial pressure of
- 2atm not narcosis! Nitrogen begins causing narcosis at a pressures of about
- 4-5atm.
-
- >helium, which I'll come back to) causes narcosis (anaesthesia) at sufficient
- >partial pressure. Roughly, the larger the molecule, the lower the pressure
- >needed. For nitrogen it's about 10atm, for ether or chloroform, less than 1.
-
-
- John Childers | We're sorry,
- University of North Carolina at Charlotte| all quotes are on
- Electrical Engineering Department | backorder.
- Charlotte NC 28223 |
- Internet? Try john@opticslab1.uncc.edu |
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