User contributions
- 06:41, 12 January 2023 (diff | hist) . . (+1) . . Talk:2723: Outdated Periodic Table
- 09:20, 13 December 2022 (diff | hist) . . (+906) . . Talk:2710: Hydropower Breakthrough
- 14:37, 8 December 2022 (diff | hist) . . (+261) . . Talk:138: Pointers (current)