User talk:2A02:C7C:4055:8300:D03:1431:30E9:82CE

August 2023
Hello, I'm ComplexRational. An edit that you recently made to Caesium-137 seemed to be a test and has been reverted. If you want to practice editing, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Thanks! Complex / Rational 17:12, 28 August 2023 (UTC)