What gas is used in a ballon?

Question

I would like to put a very very light and inert gas ( also non polluting )for sky flying. Please name it and also the source / market where I can purchase it - for how much?
What will be the density of this gas at NTP?

abhiram m · Accepted Answer

helium is used...
here is the website which will lead you to suppliers of helium in india
http://www.tradeindia.com/manufacturers/indianmanufacturers/helium-balloon.html

? · Answer

Air or helium are the usual options.

hrdspecialist · Answer

I guess Helium should be OK. Do an internet search. And you're sure to get the right answer.

Good luck!

BhArdwaJ · Answer

for air balloons it is helium..go for google and search for the nearest store where you can get. also search for helium gas and its properties you will get lot of info more than you can get here.

? · Answer

Helium or hydrogen

Brian L · Answer

Well, for hot air balloons - it's just air, heated up.

For mylar balloons like you get at the grocery store (and also weather balloons), we use helium.

forREVer Bekka :] · Answer

Helium =]

TDK · Answer

Helium. Be sure not to swallow any or your voice will be whacked out.

Anonymous · Answer

okay d gas u should prefer must b helium...

bala · Answer

He is used because the weight of He is smaler than oxygen.

What gas is used in a ballon?

13 Answers