User talk:Cool18293

June 2009
Welcome to Wikipedia. Although everyone is welcome to make constructive contributions to Wikipedia, at least one of your recent edits did not appear to be constructive and has been reverted. Please use the sandbox for any test edits you would like to make, and read the welcome page to learn more about contributing constructively to this encyclopedia. Thank you. Tony Fox (arf!) 21:47, 2 June 2009 (UTC)

December 2009
Welcome to Wikipedia. Although everyone is welcome to contribute to Wikipedia, at least one of your recent edits, such as the one you made to Electromagnetic spectrum, did not appear to be constructive and has been reverted. Please use the sandbox for any test edits you would like to make, and read the welcome page to learn more about contributing constructively to this encyclopedia. Thank you. Suffusion of Yellow (talk) 10:45, 15 December 2009 (UTC)

January 2011
You have been blocked indefinitely from editing because your account is being used only for vandalism. If you would like to be unblocked, you may appeal this block by adding the text below this notice, but you should read the guide to appealing blocks first. Favonian (talk) 11:36, 17 January 2011 (UTC)