1. Set the desired pressure using the slider provided.
    
2. Set the desired temperature using the slider provided.
   
    
3. Now check the status box, which will tell you the phase of the substance at this temperature and pressure
   
    
4. Just for fun, there are also three images which will change as the phase changes.
    

   Gas

   Liquid

   Solid

   
    

updated on
02.04.2009