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.

Megajoules: Megajoules (MJ) are equal to 1,000,000 joules. This unit is commonly used to describe large quantities of energy, such as the energy content of fuels, electrical energy, and the energy output of engines.