Helium Experiment
Helium Experiment
Out of context: Reply #7
- Started
- Last post
- 25 Responses
- Mimio0
A typical helium balloon can lift 4.5-5 grams of mass, or make for 20 seconds of annoying voice.
A typical helium balloon can lift 4.5-5 grams of mass, or make for 20 seconds of annoying voice.