About Units

Kilocalories: Kilocalories (kcal), also known as food calories, are equal to 1,000 small calories. This unit is commonly used in the context of food energy, with dietary energy intake and expenditure often measured in kilocalories.

Btu: British Thermal Units (BTU) are a measure of heat energy. One BTU is defined as the amount of heat required to raise the temperature of one pound of water by one degree Fahrenheit. This unit is commonly used in the power, steam generation, and heating, ventilation, and air conditioning (HVAC) industries.