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It has three times more energy than petrol per unit of weight, and when it burns, it produces nothing but water. âOur new hydrogen storage materials offer real potential for running cars, planes and other vehicles that currently use hydrocarbons.â. The fuel is expected to cost around $1.50 a gallon, or 19p a litre. Even with fuel taxes, the forecourt price is likely to be around 60p a litre â less than half the current cost. That would bring the price of filling a 70-litre Ford Mondeo down to around Â£42.
Energy. You may have been clobbered by an average 10% rise but Britain is not the most expensive country for energy. We pay on average 12p per KwH for electricity, but Denmark pays 25p and Germany 21p. A study by the Energy Collective looked at prices in 17 nations and we were the seventh dearest.he cost of filling up your tank has almost doubled in the last 10 years in Britain and fuel prices are a constant sore point for motorists. The AA says unleaded now costs us an average Â£1.30 per litre.