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The black balloons ... getting them right

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Uploaded by on Feb 8, 2011

There are number of government sponsored ads about carbon dioxide emission and climate change showing '50 g' of greenhouse gas in balloons that float to the ceiling.

The message is very important, but any science student should know that about 10-15 L is only about 20 g of CO2 and CO2 is heavier than air! So, to get all of the science right, here is our version ...

Copyright: Peter Tregloan, University of Melbourne. Available for use under Creative Commons (NC SA).

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