Hello, I'm Christian75. I wanted to let you know that I undid one or more of your recent contributions to Caustic embrittlement because it did not appear constructive. If you would like to experiment, you can 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! Christian75 (talk) 21:04, 3 November 2013 (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.
Please refrain from making test edits in Wikipedia pages, such as those you made to Aerodynamics , even if you intend to fix them later. Your edits do not appear to be constructive and have been reverted. If you would like to experiment again, please use the sandbox. Thank you. Materialscientist (talk) 06:29, 11 March 2014 (UTC)