From

Unit British Thermal Unit Per Second Foot Pound Per Second Gigawatt Horsepower( British) Horsepower(Metric) Kilowatt Megawatt Milliwatt Watt

To

Unit British Thermal Unit Per Second Foot Pound Per Second Gigawatt Horsepower( British) Horsepower(Metric) Kilowatt Megawatt Milliwatt Watt