Foot-poundals
The foot-poundal is the amount of energy required to move a one-pound mass a distance of one foot with an acceleration of one foot per second squared.
Btu (I.T.)
The British Thermal Unit (International Table) is a unit of energy commonly used in the United States defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit at a constant pressure of one atmosphere.