not cool
11to 2 years ago
not that cool, try filling a balloon and blowing it up
Bryantcreech1 3 years ago
Hydrogen is lighter than air,so you have to quick or turn the container upside down!
bornman88 4 years ago
not cool
11to 2 years ago
not that cool, try filling a balloon and blowing it up
Bryantcreech1 3 years ago
Hydrogen is lighter than air,so you have to quick or turn the container upside down!
bornman88 4 years ago