At 07:53 PM 10/2/2002 -0500, John Carmack wrote:

>We have iced solenoids during the gas blow down after peroxide is 
>exhausted.  It might not be beyond the realm of possibility to form a skim 
>of ice in a ball valve, but I'm pretty sure the motor wiouldn't have any 
>problem breaking.


         If we flow gas through the throttle valves, we've got worse 
problems. POGO is supposed to land with a bit of propellant still on board. 
Presumably, we'll leave that it or vent it through our dump system.

         -p



Mars or Bust!
www.marssociety.com

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