User talk:Pratham1989

January 2018
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to List of most-subscribed YouTube channels have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 11:36, 14 January 2018 (UTC)