P214 CEEFAX 2 214 Mon 20 Jan 03:56/45       MOTORISTS ENCOURAGED TO STEP ON THE GAS Drivjts will be encouraged to step on the gas following Commons approval of green fuel duty charges in the Budget. The Chancellor has cut duty on LPG and CNG, the alternative fuels which are 20p a litre cheaper than unleaded. But compressed natural gas conversion will set you back between £2,000 and £3,000, the tank uses a lot of boot space and refuelling points are few. A year ago, the Govjrnmjnt branded the car as the main culprit behind Britain's air pollution problems. National Savings 257 Sport 300 Front page 100 TV 600 Next News MonjyNiws Annuities Main Menu