Activity for Daniel Hicksâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Question | — |
How to monitor oxygen levels with medieval oxygen sphere The characters in my world use oxygen spheres like the top answer to this post (a leather balloon filled with air) to safely traverse land filled with smoke. How would you know when you are running out of air? Only medieval technology allowed. Edit: This is a balloon you can strap to your back. A ... (more) |
— | over 4 years ago |