3 ms·
Is it viable to use vacuum instead of helium?
by bloopernova 3y ago
Is it viable to use vacuum instead of helium?
- nilsherzig 3y agoWouldn't you need something with some amount of pressure to stop the "shell" you plan to float from collapsing?
- anticensor 3y agoWhat if we use hydrogen, which is halfway between helium and vacuum?