Giant Balloon Tells Parisians Their Air Quality Comments for Giant Balloon Tells Parisians Their Air Quality at http://www.ecogeek.org , comment 1 to 1 out of 1 comments http://www.ecogeek.org Fri, 06 Nov 2009 18:01:20 +0100 FeedCreator 1.7.3 Helium consumption http://www.ecogeek.org/monitoring-pollution/1879#comment-16522 So how much helium is consumed in maintaining flight? Helium is extracted from natural gas right? So more demand on natural gas. :P - Brian Fri, 18 Jul 2008 07:56:32 +0100