User talk:80.233.41.242

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. If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 11:46, 27 December 2018 (UTC)

April 2020
Hello 80.233.41.242, this is your first warning for this edit. --Serols (talk) 10:50, 23 April 2020 (UTC)

Hello 80.233.41.242, this is your second warning for this edit. --Serols (talk) 10:55, 23 April 2020 (UTC)