Home > Term: british thermal unit (BTU)
british thermal unit (BTU)
The quantity of heat required to raise the temperature of one pound of water 1°F at the pressure of 1 atmosphere and temperature of 60°F; a British thermal unit is equal to 1055 joules, 1. 055 kilojoules, and 252. 15 calories.
- Part of Speech: noun
- Industry/Domain: Fire safety
- Category: Prevention & protection
- Company: NFPA
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Creator
- nomura
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