User talk:103.123.168.183

November 2022
Hello, I'm Nick Levine. An edit that you recently made to Electromagnetic spectrum 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! Nick Levine (talk) 08:49, 15 November 2022 (UTC)