Carbon dioxide diffuses out of the tissues and into the blood, where it is dissolved in the plasma. While some of the carbon dioxide remains dissolved in the plasma, most carbon dioxide diffuses into our red blood cells.
A screencast is a digital movie in which the setting is partly or wholly a computer screen, and in which audio narration describes the on-screen action. It's not a new idea.
Cardcast is a place to build, print, and share custom decks. Share your masterpiece with the world (or at least a few friends). Custom decks can be whatever you want them to be: Big. Small. Themed. Inside jokes. Expansion packs. Standalone decks. Publicly available. Unlisted.