Btu (thermoc.)
Abbreviation/Symbol:
Btu (thermoc.)
BTU
Btu
Unit of:
Energy
Power
Worldwide use:
The BTU is regularly used in English-speaking metric countries. It is widely used in heating and air conditioning, and power and steam generation.
Definition:
One BTU is the energy required to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit, at a pressure of one atmosphere. The Btu (thermoc.) Uses the thermochemical calorie of exactly 4.184 J
Common references:
A 4inch wooden match that is completely burned generates approximately 1 BTU. one kilowatt-hour of electricity generates about 3,400 Btu, One pound of air-dried wood about 7,000 Btu, and a ton of coal about 20 million Btu
Usage context:
The BTU is regularly used in English-speaking metric countries. It is widely used in heating and air conditioning, and power and steam generation.