Oil prices have plunged five per cent to a one-month low, after an unexpected increase in US inventories of crude and petrol fanned fears that output cuts by major world oil producers have not done much to drain a global glut.
Oil prices have plunged five per cent to a one-month low, after an unexpected increase in US inventories of crude and petrol fanned fears that output cuts by major world oil producers have not done much to drain a global glut.