Add Yahoo as a preferred source to see more of our stories on Google. The word "horsepower" has been used as a marketing tool since the Steam Age. James Watt formalized the term as a way of getting a ...
The word "horsepower" has been used as a marketing tool since the Steam Age. James Watt formalized the term as a way of getting a client's attention for his new steam engine, using "horsepower" to ...