User talk:49.144.194.220

November 2022
Hello, I'm Aaron Liu. I wanted to let you know that one or more of your recent contributions&#32;to NanoWorld 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 Teahouse or the Help desk. Thanks. Aaron Liu (talk) 15:40, 23 November 2022 (UTC)