User talk:121.244.91.62

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. If you think I made a mistake, you can leave me a message on my talk page. Thank you. Materialscientist (talk) 12:11, 7 October 2020 (UTC)

Wikipedia is not a telephone directory
Please stop your disruptive editing. If you continue to disrupt Wikipedia, you may be blocked from editing. OhNo itsJamie Talk 14:22, 7 October 2020 (UTC)
 * If you are engaged in an article content dispute with another editor, discuss the matter with the editor at their talk page, or the article's talk page, and seek consensus with them. Alternatively you can read Wikipedia's dispute resolution page, and ask for independent help at one of the relevant noticeboards.
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