User talk:14.139.226.133

September 2013
Hello, I'm Materialscientist. I wanted to let you know that I undid one or more of your recent contributions to List of experiments 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. Materialscientist (talk) 08:52, 25 September 2013 (UTC)
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February 2019
Hello, I'm Carl Tristan Orense. I wanted to let you know that one or more of your recent contributions to NOR gate have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you have any questions, you can ask for assistance at the Help Desk. Thanks. Carl Tristan Orense 06:42, 4 February 2019 (UTC)
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