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see British thermal unitBritish thermal unit,
abbr. Btu, unit for measuring heat quantity in the customary system of English units of measurement, equal to the amount of heat required to raise the temperature of one pound of water at its maximum density [which occurs at a temperature of 39.
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McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.

British thermal unit

The amount of heat required to raise the temperature of 1 pound of water by 1 degree Fahrenheit. Abbr. Btu.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.
References in periodicals archive ?
When it comes to BTU per cord ratings, hickory wood is a heavy hitter averaging over 25 BTU.
"The company did not receive any official notification from the Ministry of Industry to reduce the sale price of natural gas to the iron factories from $7 to $4.5 per million Btu," the source said.
"BTU provides Amtech with complementary thermal processing technologies in the semiconductor, electronics and solar sectors, and strengthens our footprint in China and other key geographic markets with attractive growth trends," said Fokko Pentinga, CEO of Amtech.
Russia and Saudi Arabia each increased their combined hydrocarbon output by about one quadrillion Btu over the past five years.
The existing BTU rules were promulgated on June 27, 2001, under Section 32C read with Section 33 of the Securities and Exchange Ordinance, 1969, to regulate the businesses of the underwriters and ballotters and transfer agents.
With Prospect Genius's help, BTU Heating & Cooling will improve its marketing efforts online and, ideally, grow its customer base as a result.
Since the last study in 2004, the net energy balance of corn ethanol has increased from 1.76 BTUs to the 2.3 BTUs of energy reported for 2008.
The petroleum ministry is asking for a gradual rise in the price of natural gas under the administered pricing mechanism ( APM) from Rs 3,200 per thousand cubic meters ($ 1.79 per million Btu) to Rs 4,142 per thousand cubic meters ($ 2.32 per million Btu) in the first phase and then to Rs 7,500 per thousand cubic meters ($ 4.2 per million Btu) by 2013.
BTU International Inc., a supplier of advanced thermal processing equipment and processes for the alternative energy and electronics assembly markets, today announced the appointment of Peter J.
A 9-day study showed positive net energy output of 3,471,376,292 BTUs. The net energy ratio between energy output and input was 10.41, and the energy cost from stump to energy plant was $4.65/million BTUs.
Units are manufactured in capacities from 50,000 Btu to 2.5 million Btu and larger.
FLORIDA Teachers of the Pembroke Pines Charter School System recently voted to join the Broward Teachers Union (BTU), becoming the state's first charter system to unionize.