User talk:79.97.20.76

March 2019
Hello, I'm CLCStudent. I wanted to let you know that one or more of your recent contributions to Thin-layer chromatography have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help Desk. Thanks. CLCStudent (talk) 15:45, 23 March 2019 (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.

Please refrain from making unconstructive edits to Wikipedia, as you did with this edit to Thin-layer chromatography. Your edits appear to be vandalism and have been reverted or removed. If you would like to experiment, please use the sandbox. Repeated vandalism can result in the loss of editing privileges. Thank you. Shellwood (talk) 12:20, 24 March 2019 (UTC)

November 2019
Hello, I'm CLCStudent. I wanted to let you know that one or more of your recent contributions to The Starry Night have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the help desk. Thanks. CLCStudent (talk) 18:26, 26 November 2019 (UTC)
 * If this is a shared IP address, and you did not make the edits referred to above, consider creating an account for yourself or logging in with an existing account so that you can avoid further irrelevant notices.