User talk:Preparatoria

October 2007
Welcome to Wikipedia. Although everyone is welcome to make constructive contributions to Wikipedia, at least one of your recent edits, such as the one you made to Water (molecule), did not appear to be constructive and has been reverted or removed. Please use the sandbox for any test edits you would like to make, and take a look at the welcome page to learn more about contributing to this encyclopedia. Thank you. Bongwarrior 04:57, 10 October 2007 (UTC)