User talk:Adawg141

Hello, I'm Materialscientist. I noticed that you made a changeto 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) 03:48, 1 April 2017 (UTC)