| YouTube: | https://youtube.com/watch?v=zs7Gk4miZKs |
| Previous: | How do clear exit signs say “exit” on both sides? |
| Next: | How do we build tunnels underwater? |
Categories
Statistics
| View count: | 492,963 |
| Likes: | 46,558 |
| Comments: | 2,146 |
| Duration: | 01:00 |
| Uploaded: | 2024-07-29 |
| Last sync: | 2025-07-16 21:45 |
No transcript to display.