Comfortable driving speed

Comfortable driving speed (100 km/h)

/fact/comfortable-driving-speed

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Comfortable driving speed (100 km/h)

is 1/4 of Fastest speed attained by a helicopter (401 km/h)...more
is 1/2 of Fastest speed attained by a steam train (202.6 km/h)...more
is 2 x Top speed of a Blue Whale (50 km/h)...more
is 2.5 x Top speed of an African Bush Elephant (40 km/h)...more
is 2.5 x Top speed of a Great White shark (40 km/h)...more
is 5 x Top speed of an Eastern Gray Squirrel (20 km/h)...more
is 20 x Comfortable walking speed (5 km/h)...more

If this was a standard unit ...