3 ms·
Is the balloon filled with helium gas or air?
by duncan-donuts 8y ago
Is the balloon filled with helium gas or air?
- comboy 8y agohelium solution, for those busy or lazy: https://www.youtube.com/watch?v=y8mzDvpKzfY https://www.youtube.com/watch?v=y8mzDvpKzfY