User talk:2401:4900:4115:9862:F526:A309:7CD:1868

May 2021
Hello, and welcome to Wikipedia. This is a message letting you know that one or more of your recent edits to Timeline of chemistry have been undone by an automated computer program called ClueBot NG.

Thank you. ClueBot NG (talk) 14:38, 15 May 2021 (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.
 * For help, take a look at the introduction.
 * The following is the log entry regarding this message: Timeline of chemistry was changed by 2401:4900:4115:9862:F526:A309:7CD:1868 (u) (t) ANN scored at 0.860646 on 2021-05-15T14:38:24+00:00