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Date: Mon, 17 Nov 1997 11:37:00 -0500 (EST)
From: "J. Scott Landon (409) 886-9587" <J-Scott.Landon@us*.du*.co*>
Subject: re: FAS rocket scientists studying helium
To: TECHDIVER@AQUANAUT.COM, CAVERS@GE*.CO*
okay, here it is one last time.  this is supposed to be a cave 
diving list, so drop it after this.    

an alpha particle consists of two protons and two neutrons and is 
the same as a helium nucleus.  it is nothing else.  one proton is 
the same as a hydrogen nucleus and is not an alpha paricle.

there are two S orbitals, not one.  H and He have electrons in 
the 1S orbital.  Li and Be have electrons in the 1S and 2S 
orbitals.  1S and 2S are both spherical orbitals.    

an octet does not refer to a full 1S or 2S orbital.  not until 
you reach Ne on the periodic table do you have a full octet of 
valence electrons.  even then, they fall into 4 categories (S, 
Px, Py, and Pz).  the P and S electrons have different energy 
levels. 

in north america, helium is mined from wells in texas, kansas, 
oklahoma, and saskatchewan.  air products does not adiabatically 
produce helium.  helium is only 5.24 +/- 0.04 ppm by volume in 
air.  it is not economically feasible to do this cryogenic 
distillation.  somebody must be getting mixed up between what 
chemists and physicists may attempt to do in the lab and what is 
real on a plant level.  refrigeration is extremely expensive.  
air products mines their helium in kansas domestically and 
algeria overseas.

helium from the sun does not enter the earth's atmosphere.  i 
loved that one.  

aviator's oxygen does NOT have all the moisture removed.  more is 
removed (versus usp) by additional vacuums on the cylinder to 
lower the dew point.  the lower dew point is necessary in 
aviators to prevent freezing in the air lines at extreme 
altitudes where temperatures drop well into negative numbers.

tdi is being watched by the dea and fbi as we type.  watch as 
mulder and scully begin searching for clues to the great round 
one's origin.  if they prove unsuccessful, they may bring in 
vinny terranova from the OCB. 

deep air if for FAS idiots.

so, if a non-scientist like george has all of this figured out, 
why don't all of the "scientists"?  

scott  


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