Horsepower is still an important number to many vehicle owners. We think of horsepower in terms of engine strength. How much weight can I haul or pull? What is the vehicle designed to carry? Did you know the term horsepower dates back to the 18th century?
James Watt coined the term while trying to figure out how much a single horse could pull in a one-minute time span. He used the coal mines as his backdrop. The single horse would pull the coal for sixty seconds. His experiment yielded that horse could do 22,000 foot-pounds of production during one…

