Crude oil prices have slumped nearly 4 per cent to their lowest close in seven months, hit by an unexpected large build in petrol inventories and an international outlook that suggests a big increase in supply in the coming year.
Crude oil prices have slumped nearly 4 per cent to their lowest close in seven months, hit by an unexpected large build in petrol inventories and an international outlook that suggests a big increase in supply in the coming year.