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British thermal unit definition - finance
A unit of measure used when referring to natural gas. Technically, it is the quantity of heat required to raise the temperature of one pound of water from 60 to 61 degrees Fahrenheit at a constant pressure of one atmosphere. In the same way that ounces is the typical unit of measure used when pricing gold, B.T.U. is used when pricing natural gas.

Webster's New World Finance and Investment Dictionary Copyright © 2003 by Wiley Publishing, Inc., Indianapolis, Indiana.
Used by arrangement with John Wiley & Sons, Inc.

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