1 kWh = 3412 Btu = 860 kcal = 3600 kJ
1 GWh = 34,129.5634 therms
1 MMJ = 9478.170 therms
1 therm = 105.5056 MJ
1 Btu = 0.252 kcal = 1.055
1 BOE = 1.462e6 kcal = 5.8 million Btu = 6.119 million kJ = approximately 1.558m3 of natural gas
1 toe (tonne of oil equivalent) = 39.683 million Btu = 41.868 million kJ
cal = the International Table Calorie
1 Nm = 1 J
1 MT fuel oil = 406 therms
p/therm = p/'00MJ x 1.055056