⇣ Btu (IT)lbf*ft ⇣1778.1693607521353,890.8468037606107,781.69360752132015,563.3872150435038,908.46803760610077,816.936075213⇣ Btu (IT)lbf*ft ⇣1,000778,169.360752135,0003,890,846.803760610,0007,781,693.607521325,00019,454,234.01880350,00038,908,468.037606100,00077,816,936.075213