> WHOA! What? Was I asleep in high school? Here on planet earth its a little different... No, you went to an _American_ high school - where they teach how they think things should be, not how they are. Do a Google search on 'Mpemba'. -- Phil Payne http://www.isham-research.com/quattro +44 7785 302 803 +49 173 6242039