[continued from previous message]   
      
   >>   
   >> For a thermoplastic machine this may consist of nothing more than allowing   
   >> air flow around the printed such that a given print pass can cool before   
   >> the next print pass is applied.   
   >>   
   >> For a metal machine, there are several hardening methods, such as laser   
   >> and electron beam sintering.   
   >   
      
   --   
   Jim Pennino   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)