+ Lower maintenance cost
+ Stable price
+ Reduces polluting emissions by up to 90%
+ Safer:
– It only burns if it comes in contact with oxygen in concentrations of 5 to 15%
– Natural gas is lighter than air, in case of leakage, it disperses


Liquefied Natural Gas


Diesel
+ Higher maintenance cost
+ Volatile price
+ Highly polluting fuel
+ Higher ignition risk



