Loading converter...
Loading converter...
Convert British Thermal Unit (BTU) to Calorie (nutritional) (Cal (kcal)) 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.
Calorie (nutritional) (Cal (kcal)): Also known as kilocalorie (kcal), commonly used to express the energy content of food.