User talk:Rumhammer

Hello, I'm Materialscientist. I wanted to let you know that I undid one or more of your recent contributions because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thanks! Materialscientist (talk) 08:15, 29 November 2014 (UTC)

Please stop making test edits to Wikipedia. It is considered vandalism, which, under Wikipedia policy, can lead to being blocked from editing. If you would like to experiment again, please use the sandbox. Materialscientist (talk) 09:14, 29 November 2014 (UTC)