User talk:86.8.201.8

Hello, I'm Materialscientist. I noticed that you added or changed content in an article, but you didn't provide a reliable source. It's been removed and archived in the page history for now, but if you'd like to include a citation and re-add it, please do so. You can have a look at the tutorial on citing sources, or if you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 11:38, 4 March 2020 (UTC)

August 2020
Hello 86.8.201.8, this is your first warning for this edit. --Serols (talk) 11:46, 7 August 2020 (UTC)