View HintsCould you think of the amount of time nedded for Fossil fuel to regenrate ? Could you think of the amount of time nedded for Fossil fuel to regenrate ? Think of various uses of petrol and diesel . Which state of matter smoke is ? Think about the major oil fields available in India. Aircrafts use specialised petroleum based fuel . Hint Not Available
View HintsMore the demand higher the price. CNG(compressed natural gas) is a gaseous fuel which causes lesser pollution than other fuels. Aircrafts use specialised petroleum based fuel . |
