A tornado is called a killer if it kills somebody.
Tornadoes are called "killers" because they have the potential to cause widespread destruction and fatalities due to their strong winds and flying debris. They can demolish buildings, uproot trees, and cause serious injuries to anyone in their path.
In The average tornado there are no deaths. On average the U.S. gets over 1,200 tornadoes per year but only about 60 tornado deaths. The average death toll for a killer tornado (at least for the U.S.) is between 2 and 3, but this is skewed upwards by a handful of tornadoes with large death tolls. The typical death toll for a killer tornado is 1.
A tornado but sometimes there are none. So i guess lightning.
Serial Killer Earth - 2012 Tornado in Aisle 12 1-4 was released on: USA: 9 June 2012
The process of a tornado forming is called tornado genesis. Usually a tornado is a funnel cloud before it touches down.
its called the tornado tube
A tornado is called a waterspout anywhere that it forms on water.
There were no killer tornadoes in Texas in 2008.
Like a hurricane, the middle of the tornado is called the Eye.
Alley
The Centre of the tornado is the Eye.
The Natchez tornado of 1840 was a supercell tornado, as are nearly all killer tornadoes, and was probably an F5.