User talk:Ldncsjn scmn ch

December 2020
Hello, I'm Ttwaring. An edit that you recently made to Thermal energy seemed to be a test and has been removed. If you want to practice editing, please use your 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! Ttwaring (talk) 19:24, 11 December 2020 (UTC)