User talk:60.242.121.68

March 2012
Hello, and welcome to Wikipedia. Everyone is welcome to make constructive contributions to Wikipedia, but at least one of your recent edits, such as the one you made to History of the periodic table, did not appear to be constructive and has been automatically reverted (undone) by an automated computer program called ClueBot NG.
 * 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. Note that human editors do monitor recent changes to Wikipedia articles, and administrators have the ability to block users from editing if they repeatedly engage in vandalism.
 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made should not have been considered as unconstructive, please read about it, [ report it here], remove this warning from your talk page, and then make the edit again.
 * If you need help, please see our help pages, and if you can't find what you are looking for there, please feel free to place " " on your talk page and someone will drop by to help.
 * The following is the log entry regarding this warning: History of the periodic table was changed by 60.242.121.68 (u) (t) ANN scored at 1 on 2012-03-02T00:13:37+00:00 . Thank you. ClueBot NG (talk) 00:13, 2 March 2012 (UTC)