EnergyMeasures and Measurement |
What are the approximate heating values of fuels? |
Fuel | BTU | Unit of Measure |
Oil | 141,000 | gallon |
Coal | 31,000 | pound |
Natural gas | 1,000 | cubic feet |
Steam | 1,000 | cubic feet |
Electricity | 3,413 | kilowatt hour |
Gasoline | 124,000 | gallon |
A BTU (British thermal unit), a common energy measurement, is defined as the amount of energy required to raise the temperature of one pound of water by 1°F.