⇣ MBtu (IT)kcal (th) ⇣1252,164.6791148451,260,823.3955742102,521,646.7911484205,043,293.58229685012,608,233.95574210025,216,467.911484⇣ MBtu (IT)kcal (th) ⇣1,000252,164,679.114845,0001,260,823,395.574210,0002,521,646,791.148425,0006,304,116,977.87150,00012,608,233,955.742100,00025,216,467,911.484