The result of your conversion between Btu and Calorie [nutritional] appears here
To convert between Btu and Calorie [nutritional] you have to do the following:
First divide 1055.0559 / 4186.8 = 0.25199577
Then multiply the amount of Btu you want to convert to Calorie [nutritional], use the chart below to guide you.
Symbol: Btu
No description
Symbol: cal
No description