XPost: sci.space.policy   
   From: joe@strout.net   
      
   In article <1122967477.617257.96160@o13g2000cwo.googlegroups.com>,   
    wistworx@dodo.com.au wrote:   
      
   > Joe Strout wrote:   
   > >   
   > > And here I've been giving my kids helium balloons that last only a week   
   > > or two.  Where can I get some of this lighter-than-air aerogel?   
   >   
   > lighter-than-air aerogel? sounds like a good material to build aircraft   
   > from but it could become a very difficult to clean up form of litter. I   
   > wonder how pieces of it might affect jet engines or how it might feel   
   > on a windy day to have to dodge chunks of the stuff.   
      
   I was being sarcastic.  No such material exists.   
      
   Best,   
   - Joe   
      
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