Question

what is the mean by an ideal fuel​

Answer 1

Answer:

An ideal fuel is one that on burning does not emit harmful gasses, gives more heat per weight, should burn optimally i.e. neither too fast nor too slow, and many other features. Natural Gas is as close as you can get to an ideal fuel. It requires minimal processing before use and it has high calorific value.

Answer 2

Should be easy to transport

Easily accessible

Leaves no residue

Should not produce harmful substances

Do large amount of work