One barrel of oil = 0.136 tons of oil
One short ton (2000 lb.) = 0.907 metric tons
One cubic foot = 0.0283 cubic meters
One kilowatt hour (kWh) = 3.6 × 10 6 J.
One million barrels of oil per day = 2.24 EJ per year
Adapted from NRC, Cooperation in the Energy Futures of China and the United States, 2000.
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Appendix D: Energy Conversion ."
Energy Futures and Urban Air Pollution: Challenges for China and the United States . Washington, DC: The National Academies Press,
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