User talk:125.212.120.236

February 2009
Welcome to Wikipedia. The recent edit you made to the page Total internal reflection has been reverted, as it appears to be unconstructive. Use the sandbox for testing; if you believe the edit was constructive, please ensure that you provide an informative edit summary. You may also wish to read the introduction to editing. Thank you. miquonranger03 (talk) 06:21, 21 February 2009 (UTC)

May 2018
Please stop your disruptive editing. If you continue to vandalize Wikipedia, you may be blocked from editing.  Admin or   (talk &#124; contribs) 11:30, 14 May 2018 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself or logging in with an existing account so you can avoid further irrelevant notices.