Using high - speed photography, the team spotted a cavity of air forming in an hourglass shape — with the top of the hourglass at the surface of the water and its base at the sinking object. (newscientist.com)
While a very stable, isolated vortex of cold air forms over Antarctica, the corresponding vortex over the Arctic has historically been much less stable. (giss.nasa.gov)
By using SEALPAC's Rapid Air Forming technology, often copied but never equalled, attractive packs can be formed up to 140 mm in depth. (packagingeurope.com)