B.th.u. (Noun)
Meaning
A unit of heat equal to the amount of heat required to raise one pound of water one degree Fahrenheit at one atmosphere pressure; equivalent to 251.997 calories.
Classification
Nouns denoting quantities and units of measure.
Examples
- The building's HVAC system used Btu ratings to determine its heating and cooling capacities.
- He converted the recipe from joules to Btu to understand the amount of energy used for cooking.
- Btu was a critical measurement unit for designing energy-efficient air conditioning systems.
- Energy bills are often expressed in therms, where one therm is equal to 100,000 Btu.
- Calculating Btu allowed homeowners to determine their homes' precise heating needs.