Btu
One BTU is the energy required to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit, at a pressure of one atmosphere.
One BTU is the energy required to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit, at a pressure of one atmosphere.
One foot pound is the work done by a force of one pounl acting through a distance of one foot, in the direction of the force. It equates to 1.355 817 948 331 4004 joules