b.t.u. contains the following parts

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b.t.u.

Synonyms of b.t.u. Antonyms of b.t.u. Examples of b.t.u. Usage of b.t.u. Parts of b.t.u. Definition that contains b.t.u. Words sounding like b.t.u. Explanation of b.t.u.

noun
a unit of energy equal to the work done by a power of 1000 watts operating for one hour
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Similar:

board of trade unit kilowatt hour kw-hr

type of:
energy unit heat unit work unit

Parts of b.t.u.

"watt-hour"