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Convert British Thermal Unit (BTU) to Kilowatt-hour (kWh) instantly with live mathematical scaling and high-precision energy tables.

British Thermal Unit (BTU): A traditional unit of heat, defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit.
Kilowatt-hour (kWh): A common unit of energy used for billing electricity consumption, equivalent to one kilowatt of power sustained for one hour.