User talk:5.54.241.151

Hello, I'm Materialscientist. I noticed that you made a change to 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) 23:26, 19 April 2015 (UTC)

April 2015
Anonymous users from this IP address have been blocked temporarily from editing for evading a previous block. If you would like to be unblocked, you may appeal this block by adding the text, but you should read the guide to appealing blocks first. Black Kite (talk) 13:43, 20 April 2015 (UTC)
 * If this is a shared IP address, and you did not make the edits, consider creating an account for yourself so you can avoid further irrelevant notices.