In the end, though, it usually comes down to an irresistible urge to combine a love of feet with a love of horsepower, says Block.
In the race to the future, horsepower was losing to gas power, and the city was changing.
They used a 30 horsepower refrigeration unit to keep the wall frozen and spent about $15 a day to power it.
It cruises at 43 miles per hour and has about a 10 horsepower engine, no larger than the Wright brothers' original vessel.
Because wind power proved rather uncertain farmers adopted the gasoline engine, usually a two horsepower engine.
And I will measure the energy I use in terms of sun-powers, not horsepower.
Mr. Reardon shrieked, and charged, swinging his monkey wrench with all his horsepower.
Geilsgrefte, horsepower, was best exerted by a horse, he thought.
The nearest in power were a Renault and an Hispano-Suiza, both rated at 300 horsepower.
But the Gomez-Dep roadster had seventy horsepower, and sang songs.
Note: The horsepower is used to measure the power of engines.
Note: This term was coined by James Watt, who invented a new type of steam engine in the eighteenth century. Watt found that the horse could do a certain amount of work per second; when he sold his steam engines, this measurement allowed him to estimate the worth of an engine in terms of the number of horses it would replace. Therefore, a six-horsepower engine was capable of replacing six horses.