The calorific value of ‘LPG’ (50% propane + 50% butane) is about ______________ kcal/Nm3?
A. 5000
B. 25,000
C. 10,000
D. 15,000
The calorific value of ‘LPG’ (50% propane + 50% butane) is about ______________ kcal/Nm3?