Are any of the trucks floating away?
You won’t have to worry about it much longer. Rumor has it that the parade costs too much and may not continue…
Full, because the helium is compressed. Compressed helium at a little more than 100 psi is about the same density as air at sea level. Small industrial cylinders of helium have 2200 psi.
Stuart Carlson
BE THIS GUY almost 8 years ago
Are any of the trucks floating away?
Argythree almost 8 years ago
You won’t have to worry about it much longer. Rumor has it that the parade costs too much and may not continue…
John Wiley Premium Member almost 8 years ago
Full, because the helium is compressed. Compressed helium at a little more than 100 psi is about the same density as air at sea level. Small industrial cylinders of helium have 2200 psi.