A fuel is not considered to be used on a day-to-day basis. The main reason could be:
High cost
High rate of combustion
High calorific value
High ignition temperature
A fuel is not considered to be used on a day-to-day basis because of its high cost.
One of the following is not a characteristic of a good fuel. This is: (a) high calorific value (b) no emission of smoke (c) smooth burning (d) high ignition temperature