Conversation so far:
what's the difference between f5 and ef5
The old scale lists an F5 tornado as wind speeds of 261–318 mph, while the new scale lists an EF5 as a tornado with winds above 200 mph
what does the enhanced fujita scale rate
The Enhanced Fujita scale rates the intensity of tornadoes in some countries, including the United States and Canada, based on the damage they cause.
how many categories does the enhanced fujita scale have
Six categories
what is the scale for moderate damage on the enhanced fujita scale
EF1 is for moderate damage. Potential damage includes roofs severely stripped; mobile homes overturned or badly damaged; loss of exterior doors; windows and other glass broken.

Question: what is the worst on the scale
Self-contained rewrite: what is the worst on the enhanced fujita scale