User talk:23.91.236.88

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 referencing for beginners. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 00:42, 14 September 2022 (UTC)

Please stop adding unreferenced or poorly referenced biographical content, especially if controversial, to articles or any other Wikipedia page. Content of this nature could be regarded as defamatory and is in violation of Wikipedia policy. If you continue, you may be blocked from editing Wikipedia. Materialscientist (talk) 00:46, 14 September 2022 (UTC)