How Many Helium Balloons ... Calculator
Ever wanted to know how many helium balloons it would take to lift you off the ground? or lift your car? or your mother-in-law's pet?
.... [ crickets ] ...
Well, I was curious and I created this calculator to help you find out too. Enjoy.
Don't forget to share your results with friends.
Not So Fine Print
.074923 lbs per cu ft of air
.011 lbs per cu ft of helium
0.52379999999 cu ft in 12" diameter balloon