<a href="https://cdn.zmescience.com/wp-content/uploads/2010/08/Capture.png"><img class="aligncenter size-full wp-image-3455" title="Capture" src="https://cdn.zmescience.com/wp-content/uploads/2010/08/Capture.png" alt="" width="483" height="346" /></a> This short fun demonstration shows how a boat model can float on a gas that is significantly denser than air. <object classid="clsid:d27cdb6e-ae6d-11cf-96b8-444553540000" width="480" height="385" codebase="http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=6,0,40,0"><param name="allowFullScreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="src" value="http://www.youtube.com/v/1PJTq2xQiQ0&hl=en_US&fs=1" /><param name="allowfullscreen" value="true" /><embed type="application/x-shockwave-flash" width="480" height="385" src="http://www.youtube.com/v/1PJTq2xQiQ0&hl=en_US&fs=1" allowscriptaccess="always" allowfullscreen="true"></embed></object>
