| ▲ | bilsbie 7 hours ago | |
Is lifting gas? That’s pretty cool. | ||
| ▲ | nerdsniper 7 hours ago | parent | next [-] | |
Technically yes, but practically no. Air is 78% nitrogen. Nitrogen is 3.3% lighter than air. Helium is 86.2% lighter than air. Hydrogen is 93% lighter than air. | ||
| ▲ | cpncrunch 7 hours ago | parent | prev [-] | |
No. | ||