KnowraBritish thermal unitLinked fromLinked fromThe 3 pages that link to British thermal unit, each with the reason it gives.All 3Related 2Compared with 1Kilowatt-hourRelated: It is another energy unit used in some regions and sectors; one kilowatt-hour is about 3,412 BTU.Foot–pound–second system of unitsRelated: Thermal engineering often combines this energy unit with FPS measurements.