Make balloon float without helium

[Om G]

The second method, producing hydrogen, is far more effective and quite dangerous.

Dry ice probably would not work on the scale required.

On Jul 23, 2012, at 10:50 AM, grassroo...@googlegroups.com wrote:

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• : Make balloon float without helium [1 Update]

 : Make balloon float without helium

Anannop Onkaew <onk...@gmail.com> Jul 23 08:07AM +0700  

Dear Mathew and all member of grassrootsmapping,
 
I found the way to use dry ice to float balloon by this link ------>
Make-a-Balloon-Float-without-helium/<http://www.instructables.com/id/2-ways-to-Make-a-Balloon-Float-without-helium/>
,
 
would like to ask your opinion,does it work ?
 
Thank you
Jo

 

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