Btu (15.8°C, ISO)
Abbreviation/Symbol:
Btu (15.8°C, ISO)
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 defined as the energy required at 1 atmosphere to heat 1 avoirdupois pound of liquid water by 1 degree Fahrenheit. One Btu (15.8°C, ISO) equates to 1,054.5 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.