Energy Converter

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Btus (Btu)
Electronvolts (eV)
Foot pounds (ft-lb)
Gigajoules (GJ)
Gram calories (cal)
Joules (J)
Kilobtus (kBtu)
Kilocalories (kcal)
Kilojoules (kJ)
Kilowatt-hours (kWh)
Megajoules (MJ)
Megawatt-hours (MWh)
Watt-hours (Wh)