In particular, many blog and wiki sites offer their web feeds in the Atom format. A feed reader or aggregator program can be used to check feeds and to display new articles. Client-side readers may also be designed as standalone programs or as extensions to existing programs like web browsers.
Best Answer: a vortex of a tornado is usually referred as devil eye or you can also call it the eye of the tornado. The vortex of a tornado is the area that the tornado revolves around. It is sometimes called the eye of the tornado. The center is very calm and has lower pressure than the surrounding area. Source(s): Geography Course....
Types of Tornadoes. There are a few different types of tornadoes that are classified by specific characteristics. These tornadoes include the landspout, the multiple vortex tornadoes, and the waterspout. Other less common tornado-like phenomena that exist are the gustnado, the dust devil, and the fire whirl.ultiple-vortex tornadoes are specific types of tornadoes that have two or more columns spinning in the air that rotate around the same center. This can occur in almost any circulation, but is usually seen in intense tornadoes. These separate vortices cause small areas of heavier damage along the central tornado path.