From: me@here.com   
      
   psturroc@gmail.com wrote:   
   > Are there any rocket fuels -- existing or potential -- that are less   
   > polluting than kerosene or hydrogen?  If so, are any of them   
   > economically feasible?   
   >   
   Hydrogen + oxygen = water vapour.  Can't get any less polluting than that.   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)