International Table calorie References International Table calorie unit of measurement Ask Anything Homework Help Also known as: IT calorie Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: calorie…of heat energy, is the International Table calorie (IT calorie), originally defined as 1/860 international watt-hour. It is equal to 4.1868 joules and is used in engineering steam tables. Read More…of heat energy, is the International Table calorie (IT calorie), originally defined as 1/860 international watt-hour. It is equal to 4.1868 joules and is used in engineering steam tables. Read More