Btu (IT) to Calorie (nutritional) Conversion
Convert between Btu (IT) and Calorie (nutritional) quickly and accurately.
How to Convert Btu (IT) to Calorie (nutritional)
Conversion Formula
Example
Convert 15 Btu (IT) to cal:
Unit Information
Learn about the energy units you're converting between
Btu (IT)
Btu (IT)
Definition
A British Thermal Unit (BTU) is a traditional unit of heat energy, equal to approximately 1,055 joules. It represents the amount of energy needed to raise the temperature of one pound of water by one degree Fahrenheit.
History/Origin
The BTU was developed in the 19th century in Britain for measuring heat energy in steam engines and heating systems. It became the standard unit for heating and cooling applications in the United States and other countries.
Current Use
BTUs are used in HVAC systems for measuring heating and cooling capacity, natural gas billing and consumption, appliance energy ratings, industrial heating processes, and thermal energy calculations in engineering.
Multiplier
1055.056
Offset
0
Calorie (nutritional)
cal
Definition
A nutritional calorie (symbol: cal) is a unit of energy used in nutrition, equal to 4,186.8 joules. It represents the amount of energy needed to raise the temperature of one kilogram of water by one degree Celsius.
History/Origin
The calorie was originally defined in the 19th century for measuring heat energy. The nutritional calorie became standardized for food labeling and remains widely used in the United States for dietary energy measurements.
Current Use
Nutritional calories are used in food labeling in the United States, dietary planning and nutrition counseling, exercise and fitness tracking, weight management programs, and metabolic research in health and medicine.
Multiplier
4186.8
Offset
0
Btu (IT) to Calorie (nutritional) Conversion Table
| Btu (IT) [Btu (IT)] | Calorie (nutritional) [cal] |
|---|---|
| 1 Btu (IT) | 0.251996 cal |
| 10 Btu (IT) | 2.519958 cal |
| 25 Btu (IT) | 6.299894 cal |
| 50 Btu (IT) | 12.599788 cal |
| 100 Btu (IT) | 25.199576 cal |
| 0 Btu (IT) | 0E+0 cal |
| -10 Btu (IT) | -2.519958 cal |
| -40 Btu (IT) | -10.07983 cal |
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