Question

1) why the holes of burner should be cleaned regularly ?

2) how the petroleum fuel is responsible fuel ?​

Answer 1

Answer:

1.the holes of burner should be cleaned regularly because if the air holes is not open completely then u will notice that the flames becomes difficult to see.and when the air holes is open completely there is a lighter visible cone of unburnt gas with a roaring sound...that u hear and see the flame.

2.Petroleum fuel is a responsible fuel because it is found in the earths crust and can be separated easily be fractional distillation