User talk:2409:4042:E1B:7EB4:8389:9BC6:873A:44F7

June 2021
Hello, I'm DB1729. Your recent edit(s) to the page Template:Infobox hydrogen isotopes appear to have added incorrect information, so they have been reverted for now. If you believe the information was correct, please cite a reliable source or discuss your change on the article's talk page. If you would like to experiment, please use the sandbox. 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. DB1729 (talk) 14:40, 30 June 2021 (UTC)