User talk:99.121.119.1

August 2021
Hello, I'm Y.ssk. An edit you recently made to Nuclear physics seemed to be a test and has been removed. If you want more practice editing, the sandbox is the best place to do so. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Thank you.  Y.  ssk  17:53, 26 August 2021 (UTC)