Aren't most doorknob caps made with barium titanate? (I think I read that somewhere, but they may just be ceramic dielectric.) ___________________________________________________________________ You don't need to buy Internet access to use free Internet e-mail. Get completely free e-mail from Juno at http://www.juno-dot-com/getjuno.html or call Juno at (800) 654-JUNO [654-5866]