Does anyone know why a surface sputtered with chrome would become more hydrophobic over time? I can accelerated the process by baking at 85C for a minimum of 12 hours and I can reverse the process using 1N HCl or NaOH. Any explanations are appreciated __________________________________ Do you Yahoo!? Yahoo! Hotjobs: Enter the "Signing Bonus" Sweepstakes http://hotjobs.sweepstakes.yahoo.com/signingbonus