TomNorton published Petrol prices could fall to less than £1 per litre

Petrol prices are predicted to fall below £1 per litre as Britain's supermarket battle to offer the cheapest pumps.Earlier this week, Asda announced it would be dropping the price of its unleaded by two pence per litre (ppl) to 109.7ppl.Now Sainsbury's and Morrisons have done the same, with changes effective from this weekend. Diesel drivers have seen price drops over the past month too, with experts predicting that if the rate of shrinking costs continue, the price of fuel could easily...