User talk:Happykoala21

November 2015
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Emission spectrum has been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 23:14, 20 November 2015 (UTC)
 * ClueBot NG makes very few mistakes, but it does happen. If you believe the change you made was constructive, please read about it, [ report it here], remove this message from your talk page, and then make the edit again.
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 * The following is the log entry regarding this message: Emission spectrum was changed by Happykoala21 (u) (t) ANN scored at 1 on 2015-11-20T23:14:52+00:00.